{"title":"Tankless Water Heaters","description":"","products":[{"product_id":"150-000-btu-condensing-premiumgas-tankless-water-heater","title":"NPE-180S2 - Condensing Tankless Water Heater - 150,000 BTU","description":"\u003cp\u003e\u003cstrong\u003eNavien NPE-180S2 - Condensing Tankless Water Heater - 150,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"129\" data-end=\"608\"\u003eThe Navien NPE-180S2 is a high-efficiency condensing tankless water heater built to provide continuous hot water for residential homes. With an input range of 15,000 to 150,000 BTU per hour and a Uniform Energy Factor of 0.96, this unit is Energy Star certified and delivers reliable performance with reduced energy costs. It supports flow rates up to 8.4 gallons per minute at a 35°F rise, making it well-suited for homes with multiple bathrooms or simultaneous hot water needs.\u003c\/p\u003e\n\u003cp data-start=\"610\" data-end=\"1116\"\u003eEngineered with dual stainless steel heat exchangers for enhanced durability and ultra condensing performance, the NPE-180S2 is designed for indoor or outdoor wall-hung installation. It includes the EZNav™ multi-line control panel with integrated HotButton™ control and supports cascading with up to 32 units using Navien’s Ready-Link system. Approved for direct venting, it supports 2\" venting up to 60 feet and 1\/2\" gas line capability up to 24 feet, offering flexible, space-saving installation options.\u003c\/p\u003e\n\u003cp data-start=\"1118\" data-end=\"1684\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eUp to 150,000 BTU\/h input capacity\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003e0.96 UEF and Energy Star certified\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eFlow rate: 8.4 GPM at 35°F rise\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eUltra condensing efficiency\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eLow NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eField convertible gas system (NG\/LP)\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eIndoor or outdoor wall-hung installation\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eEZNav™ control panel with HotButton™\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eCascading capable with up to 32 units via Ready-Link\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eDirect venting: 2\" PVC up to 60 feet\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003e1\/2\" gas pipe capable up to 24 feet\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eGas connection: 3\/4\" NPT\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003eWater connections: 3\/4\" hot and cold\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1684\"\u003e120V, single phase operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1686\" data-end=\"1928\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1686\" data-end=\"1928\"\u003eResidential homes with high hot water demand\u003c\/li\u003e\n\u003cli data-start=\"1686\" data-end=\"1928\"\u003eMulti-bathroom households\u003c\/li\u003e\n\u003cli data-start=\"1686\" data-end=\"1928\"\u003eCompact installations needing wall-hung systems\u003c\/li\u003e\n\u003cli data-start=\"1686\" data-end=\"1928\"\u003eProjects requiring venting and gas line flexibility\u003c\/li\u003e\n\u003cli data-start=\"1686\" data-end=\"1928\"\u003eMulti-unit cascade setups for greater capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 -  Wall Mounting Bracket\u003c\/li\u003e\n\u003cli\u003e4 - Tapping Screw and Anchor\u003c\/li\u003e\n\u003cli\u003e2 - Vent Terminator\u003c\/li\u003e\n\u003cli\u003e4 - Wall Flanges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000021\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":38067060113605,"sku":"NPE-180S2","price":1550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/NPE-A2-CoverON-NV_7af08e3f-45e5-4e9b-ac31-7b7a264018c6.jpg?v=1771956035"},{"product_id":"180-000-btu-condensing-premiumgas-tankless-water-heater","title":"NPE-210A2 - Condensing Tankless Water Heater - 180,000 BTU","description":"\u003ch4\u003eNavien NPE-210A2 - Condensing Tankless Water Heater - 180,000 BTU\u003c\/h4\u003e\n\u003cp data-start=\"98\" data-end=\"683\"\u003eThe Navien NPE-210A2 is a high-efficiency condensing tankless water heater engineered for both residential and commercial applications. With an input capacity of 12,000 to 180,000 BTU per hour and a Uniform Energy Factor of 0.95, it provides dependable hot water while maintaining low energy costs. The unit supports up to 10.1 gallons per minute at a 35°F rise, making it ideal for homes with multiple fixtures or businesses requiring steady hot water. Its compact, wall-hung design supports indoor or outdoor installation, and it is field convertible between natural gas and propane.\u003c\/p\u003e\n\u003cp data-start=\"685\" data-end=\"1194\"\u003eDesigned with Navien’s ultra condensing technology and dual stainless steel heat exchangers, the NPE-210A2 also includes built-in recirculation via ComfortFlow® technology, minimizing hot water wait times. The unit features an intuitive EZNav™ control panel with built-in HotButton™ functionality, cascading capability for up to 12 common-vented units, and ½\" gas line compatibility up to 24 feet. It’s compatible with NaviLink™ for remote control and can support space heating through the optional H2Air Kit.\u003c\/p\u003e\n\u003cp data-start=\"1196\" data-end=\"1812\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003e180,000 BTU\/h input with 0.95 UEF\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eUp to 10.1 GPM at 35°F temperature rise\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eUltra condensing efficiency\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eComfortFlow® recirculation with built-in buffer tank and pump\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eEZNav™ multi-line control panel with HotButton™\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eLow NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eField convertible gas system (NG\/LP)\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eIndoor or outdoor wall-hung installation\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003e1\/2\" gas line capable up to 24 feet\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eDirect venting: 2\" up to 75 feet, 3\" up to 150 feet\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eCascading and common venting for up to 12 units\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003eCompatible with NaviLink™ remote control system\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1812\"\u003e3\/4\" NPT hot, cold, and gas connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1814\" data-end=\"2060\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1814\" data-end=\"2060\"\u003eResidential homes with high hot water demand\u003c\/li\u003e\n\u003cli data-start=\"1814\" data-end=\"2060\"\u003eLight commercial water heating\u003c\/li\u003e\n\u003cli data-start=\"1814\" data-end=\"2060\"\u003eMulti-bathroom households or small businesses\u003c\/li\u003e\n\u003cli data-start=\"1814\" data-end=\"2060\"\u003eInstallations needing gas and venting flexibility\u003c\/li\u003e\n\u003cli data-start=\"1814\" data-end=\"2060\"\u003eCascade-ready systems with optional space heating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien NPE-A2 simply a \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003esmarter\u003c\/strong\u003e \u003c\/span\u003ehot water system for today's \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003elife styles\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=383627de-55d7-4777-a143-bd7f5510ea1f\" alt=\"Navien Lifestyles\" width=\"100%\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien...the proven leader in condensing tankless, \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003emakes it even easier to install and set up\u003c\/strong\u003e \u003cspan style=\"color: #000000;\"\u003ewith the new NPE-A2 series\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=ce93c22c-a97e-4e9c-b85d-206a4b103534\" alt=\"Navien NPE-A2 Series\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30fe77b3-4006-4c65-9b8b-1f78c38d59d6\" alt=\"ComfortFlow Built-in Recirculation System\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=0b06b33f-03af-4122-aa0c-f73b1d1a1c29\" alt=\"\" width=\"372\" height=\"69\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in recirculation system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNavien’s patented ComfortFlow\u003csup\u003e®\u003c\/sup\u003e system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater, resolving the cold-water sandwich effect* and issues of minimal flow rates commonly found in other tankless water heaters.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The “cold-water sandwich effect” is the undesired introduction of cold water into the hot water supply line on occasions of frequent on\/off operations. (Measure Guideline : Transitioning to a Tankless Water heater, DOE, Sept.2012).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003e \u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\"\u003eThe built-in recirculation pump allows the NPE-A2 to recirculate water either through an external recirc line or through existing supply lines while using NaviCirc®, without the need for external pumps or controls.\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=35dce59a-aae7-4812-833a-740b528c52bf\" alt=\"Navien Recirculation Illustration\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30ff460d-8ed6-4bc6-bf03-0c0cdffeafb5\" alt=\"Navien EZNav Control\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=412639b4-effa-4002-89c4-b44ed7c2c562\" width=\"374\" height=\"99\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14px;\"\u003eMulti-line control with built-in intuitive software \u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNavien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelf-diagnostics.\u003c\/li\u003e\n\u003cli\u003eDisplays temperature and water flow rate.\u003c\/li\u003e\n\u003cli\u003eDisplays status of cascade operation.\u003c\/li\u003e\n\u003cli\u003eConvertible display from °F to °C.\u003c\/li\u003e\n\u003cli\u003eUser Friendly Interface.\u003c\/li\u003e\n\u003cli\u003eEasy setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000020\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":38067060146373,"sku":"NPE-210A2","price":1980.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/npe-a2-coveron-nv.jpg?v=1753474982"},{"product_id":"navien-npe-240a2","title":"NPE-240A2 - Condensing Tankless Water Heater - 199,000 BTU","description":"\u003cp class=\"header__productTitle\"\u003e\u003cstrong\u003eNavien NPE-240A2 - Condensing Tankless Water Heater - 199,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"139\" data-end=\"662\"\u003eThe Navien NPE-240A2 is a high-capacity, high-efficiency condensing tankless water heater engineered for residential and light commercial applications. With an input range of 13,300 to 199,900 BTU per hour and a Uniform Energy Factor of 0.95, it delivers up to 11.2 gallons per minute at a 35°F temperature rise. Its compact, wall-hung design allows for flexible indoor or outdoor installation and supports 2\" or 3\" venting for long runs, making it ideal for homes or businesses requiring reliable and continuous hot water.\u003c\/p\u003e\n\u003cp data-start=\"664\" data-end=\"1234\"\u003eThis model features Navien’s patented ComfortFlow® system with a built-in recirculation pump and buffer tank to eliminate temperature fluctuations and minimize hot water wait time. Dual stainless steel heat exchangers enhance durability, while the EZNav™ control panel simplifies setup and operation. The NPE-240A2 supports cascading with up to 32 units and common venting with up to 12, and is field convertible for natural gas or propane use. With ultra-low NOx emissions and advanced safety features, it delivers efficient performance without sacrificing reliability.\u003c\/p\u003e\n\u003cp data-start=\"1236\" data-end=\"1862\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003e199,900 BTU\/h input with 0.95 UEF\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eFlow rate: up to 11.2 GPM at 35°F rise\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eBuilt-in ComfortFlow® recirculation pump and buffer tank\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eField convertible gas system (NG or LP, kit included)\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eLow NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eIndoor or outdoor wall-hung installation\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eEZNav™ multi-line control panel with built-in HotButton™\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eCascading capable: up to 32 units\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eCommon venting capable: up to 12 units\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003e1\/2\" gas line compatible up to 24 feet\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003e2\" venting up to 75 feet, 3\" venting up to 150 feet\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003e3\/4\" NPT gas and water connections\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1862\"\u003eElectronic ignition and VID safety feature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1864\" data-end=\"2143\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1864\" data-end=\"2143\"\u003eResidential homes with high hot water demand\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2143\"\u003eLight commercial facilities needing continuous hot water\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2143\"\u003eRetrofits or upgrades to high-efficiency systems\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2143\"\u003eIndoor or outdoor wall-mounted installations\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2143\"\u003eCascade setups in multi-unit buildings or large households\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"header__productTitle\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien NPE-A2 simply a \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003esmarter\u003c\/strong\u003e \u003c\/span\u003ehot water system for today's \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003elife styles\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=383627de-55d7-4777-a143-bd7f5510ea1f\" alt=\"Navien Lifestyles\" width=\"100%\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien...the proven leader in condensing tankless, \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003emakes it even easier to install and set up\u003c\/strong\u003e \u003cspan style=\"color: #000000;\"\u003ewith the new NPE-A2 series\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=ce93c22c-a97e-4e9c-b85d-206a4b103534\" alt=\"Navien NPE-A2 Series\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30fe77b3-4006-4c65-9b8b-1f78c38d59d6\" alt=\"ComfortFlow Built-in Recirculation System\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=0b06b33f-03af-4122-aa0c-f73b1d1a1c29\" alt=\"\" width=\"372\" height=\"69\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in recirculation system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNavien’s patented ComfortFlow\u003csup\u003e®\u003c\/sup\u003e system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater, resolving the cold-water sandwich effect* and issues of minimal flow rates commonly found in other tankless water heaters.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The “cold-water sandwich effect” is the undesired introduction of cold water into the hot water supply line on occasions of frequent on\/off operations. (Measure Guideline : Transitioning to a Tankless Water heater, DOE, Sept.2012).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003e \u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\"\u003eThe built-in recirculation pump allows the NPE-A2 to recirculate water either through an external recirc line or through existing supply lines while using NaviCirc®, without the need for external pumps or controls.\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=35dce59a-aae7-4812-833a-740b528c52bf\" alt=\"Navien Recirculation Illustration\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30ff460d-8ed6-4bc6-bf03-0c0cdffeafb5\" alt=\"Navien EZNav Control\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=412639b4-effa-4002-89c4-b44ed7c2c562\" width=\"374\" height=\"99\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14px;\"\u003eMulti-line control with built-in intuitive software \u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNavien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelf-diagnostics.\u003c\/li\u003e\n\u003cli\u003eDisplays temperature and water flow rate.\u003c\/li\u003e\n\u003cli\u003eDisplays status of cascade operation.\u003c\/li\u003e\n\u003cli\u003eConvertible display from °F to °C.\u003c\/li\u003e\n\u003cli\u003eUser Friendly Interface.\u003c\/li\u003e\n\u003cli\u003eEasy setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000025\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":38067060441285,"sku":"NPE-240A2","price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/products\/npe-a2-coveron-nv.jpg?v=1753474979"},{"product_id":"navien-npe-240s2","title":"NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU","description":"\u003cp\u003e\u003cstrong\u003eNavien NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"119\" data-end=\"612\"\u003eThe Navien NPE-240S2 is a premium condensing tankless water heater built to deliver reliable, high-capacity hot water for residential or commercial applications. With a powerful input range of 13,300 to 199,900 BTU\/h and an impressive 0.96 UEF, it’s ENERGY STAR® certified for efficiency and performance. This unit delivers up to 11.2 gallons per minute at a 35°F temperature rise and operates at flow rates as low as 0.5 GPM, making it ideal for both large-volume and low-demand applications.\u003c\/p\u003e\n\u003cp data-start=\"614\" data-end=\"1170\"\u003eDesigned for indoor or outdoor wall-hung installation, the NPE-240S2 features ultra condensing technology and durable dual stainless steel heat exchangers. It includes the intuitive EZNav™ control panel with a built-in HotButton™ interface and is compatible with NaviLink™ for remote access. The unit is field convertible between natural gas and propane and supports cascading of up to 12 units for expanded demand. With ultra-low NOx emissions and 1\/2\" gas line compatibility up to 24 feet, it offers maximum flexibility for a wide range of installations.\u003c\/p\u003e\n\u003cp data-start=\"1172\" data-end=\"1834\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003e199,900 BTU\/h input with 0.96 UEF efficiency\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eUp to 11.2 GPM at 35°F temperature rise\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eUltra condensing performance\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eLow NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eMinimum flow rate: 0.5 GPM\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eIndoor or outdoor wall-hung installation\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eField convertible gas system (NG or LP)\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eEZNav™ control panel with HotButton™ interface\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eCascading capable with up to 12 units\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eCommon venting capable\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003e1\/2\" gas pipe compatible up to 24 ft\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003e2\" venting up to 60 ft, 3\" venting up to 150 ft\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003e3\/4\" NPT connections for gas, hot, and cold water\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003e120V, 60Hz, single-phase power supply\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1834\"\u003eCSA Listed, AHRI Certified, ENERGY STAR®, NSF Listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1836\" data-end=\"2097\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1836\" data-end=\"2097\"\u003eResidential homes with high simultaneous water demand\u003c\/li\u003e\n\u003cli data-start=\"1836\" data-end=\"2097\"\u003eLight commercial hot water systems\u003c\/li\u003e\n\u003cli data-start=\"1836\" data-end=\"2097\"\u003eIndoor or outdoor installations needing compact, wall-mounted design\u003c\/li\u003e\n\u003cli data-start=\"1836\" data-end=\"2097\"\u003eProjects requiring gas and venting flexibility\u003c\/li\u003e\n\u003cli data-start=\"1836\" data-end=\"2097\"\u003eMulti-unit cascade-ready setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000037\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":38067060965573,"sku":"NPE-240S2","price":1810.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/npe-s2-coveron-nv.jpg?v=1753474977"},{"product_id":"npe-180a2-150-000-btu-indoor-outdoor-advanced-condensing-tankless-water-heater","title":"NPE-180A2 - Condensing Tankless Water Heater - 150,000 BTU","description":"\u003cp class=\"header__productTitle\"\u003e\u003cstrong\u003eNavien NPE-180A2 - Condensing Tankless Water Heater - 150,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"header__productDescription text-uppercase\"\u003e\n\u003cp data-start=\"0\" data-end=\"548\"\u003eThe Navien NPE-180A2 is a high-efficiency condensing tankless water heater designed for residential and light commercial use. With a capacity range of 10,000 to 150,000 BTU per hour and a Uniform Energy Factor of 0.95, it delivers powerful performance while minimizing energy waste. The unit provides a maximum flow rate of 8.4 GPM at a 35°F temperature rise, making it suitable for multiple simultaneous hot water demands. Compact and wall-hung, it installs easily indoors or outdoors and supports field conversion between natural gas and propane.\u003c\/p\u003e\n\u003cp data-start=\"550\" data-end=\"1149\"\u003eEquipped with Navien’s dual stainless steel heat exchangers and a built-in recirculation pump, the NPE-180A2 offers exceptional durability and faster hot water delivery. It features the EZNav™ multi-line control panel with integrated HotButton™ for user-friendly control, and it supports cascading and common venting with up to 12 units. Approved for 2\" or 3\" venting materials, it supports long vent runs and uses a 1\/2\" gas line up to 24 feet. With ultra-low NOx emissions and multiple built-in features, the NPE-180A2 meets a wide range of installation needs with high efficiency and flexibility.\u003c\/p\u003e\n\u003cp data-start=\"1151\" data-end=\"1642\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003e150,000 BTU\/h input with 0.95 UEF efficiency\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eFlow rate up to 8.4 GPM at 35°F rise\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eBuilt-in recirculation pump\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eField convertible between natural gas and propane\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eUltra Low NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eEZNav™ multi-line control panel with HotButton™ interface\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003e1\/2\" gas line capable up to 24 feet\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eIndoor or outdoor wall-hung installation\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eVents with 2\" up to 75 ft or 3\" up to 150 ft\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1642\"\u003eCascading and common venting with up to 12 units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1644\" data-end=\"1908\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1644\" data-end=\"1908\"\u003eResidential hot water systems\u003c\/li\u003e\n\u003cli data-start=\"1644\" data-end=\"1908\"\u003eLight commercial water heating\u003c\/li\u003e\n\u003cli data-start=\"1644\" data-end=\"1908\"\u003eInstallations requiring high flow at high efficiency\u003c\/li\u003e\n\u003cli data-start=\"1644\" data-end=\"1908\"\u003eProjects needing venting flexibility and compact design\u003c\/li\u003e\n\u003cli data-start=\"1644\" data-end=\"1908\"\u003eMulti-unit configurations with cascading or common venting requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien NPE-A2 simply a \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003esmarter\u003c\/strong\u003e \u003c\/span\u003ehot water system for today's \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003elife styles\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=383627de-55d7-4777-a143-bd7f5510ea1f\" alt=\"Navien Lifestyles\" width=\"100%\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNavien...the proven leader in condensing tankless, \u003cspan style=\"color: #ff730f;\"\u003e\u003cstrong\u003emakes it even easier to install and set up\u003c\/strong\u003e \u003cspan style=\"color: #000000;\"\u003ewith the new NPE-A2 series\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=ce93c22c-a97e-4e9c-b85d-206a4b103534\" alt=\"Navien NPE-A2 Series\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30fe77b3-4006-4c65-9b8b-1f78c38d59d6\" alt=\"ComfortFlow Built-in Recirculation System\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=0b06b33f-03af-4122-aa0c-f73b1d1a1c29\" alt=\"\" width=\"372\" height=\"69\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in recirculation system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNavien’s patented ComfortFlow\u003csup\u003e®\u003c\/sup\u003e system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater, resolving the cold-water sandwich effect* and issues of minimal flow rates commonly found in other tankless water heaters.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The “cold-water sandwich effect” is the undesired introduction of cold water into the hot water supply line on occasions of frequent on\/off operations. (Measure Guideline : Transitioning to a Tankless Water heater, DOE, Sept.2012).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\n\u003ch2 style=\"text-align: center;\"\u003e \u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\"\u003eThe built-in recirculation pump allows the NPE-A2 to recirculate water either through an external recirc line or through existing supply lines while using NaviCirc®, without the need for external pumps or controls.\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=35dce59a-aae7-4812-833a-740b528c52bf\" alt=\"Navien Recirculation Illustration\" width=\"100%\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ctable style=\"height: 18px; width: 100%; border-collapse: collapse;\" border=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=30ff460d-8ed6-4bc6-bf03-0c0cdffeafb5\" alt=\"Navien EZNav Control\" width=\"100%\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; height: 18px;\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=412639b4-effa-4002-89c4-b44ed7c2c562\" width=\"374\" height=\"99\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14px;\"\u003eMulti-line control with built-in intuitive software \u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNavien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelf-diagnostics.\u003c\/li\u003e\n\u003cli\u003eDisplays temperature and water flow rate.\u003c\/li\u003e\n\u003cli\u003eDisplays status of cascade operation.\u003c\/li\u003e\n\u003cli\u003eConvertible display from °F to °C.\u003c\/li\u003e\n\u003cli\u003eUser Friendly Interface.\u003c\/li\u003e\n\u003cli\u003eEasy setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000023\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":44572635693301,"sku":"NPE-180A2","price":1849.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/npe-a2-coveron-nv_e3a7ea7c-cca0-4983-bc28-c9252f8bb970.jpg?v=1753474954"},{"product_id":"nhw700-199ae-ng-199-000-btu-outdoor-non-condensing-tankless-water-heater","title":"NHW700-199AE - Non-Condensing Tankless Water Heater - Outdoor, 199,000 BTU","description":"\u003cp\u003e\u003cstrong\u003eNavien NHW700-199AE - Non-Condensing Tankless Water Heater - Outdoor, 199,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"578\"\u003eThe Navien NHW700-199AE is a high-capacity, non-condensing tankless water heater built for outdoor residential applications. Designed to operate efficiently in a variety of climates, it delivers up to 199,900 BTU per hour and supports a maximum flow rate of 9.5 gallons per minute at a 35°F rise. The unit is equipped with Navien’s patented NaviTech™ stainless steel heat exchanger and a stainless steel Low NOx burner for durability and cleaner combustion. With a Uniform Energy Factor (UEF) of 0.81, the NHW700-199AE offers energy-efficient performance in a compact footprint.\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"1170\"\u003eThis model comes with a built-in recirculation pump and buffer tank, helping to reduce hot water wait times and eliminate cold water bursts during demand cycles. It includes a built-in control panel for temperature adjustment and diagnostics, and is factory-configured for natural gas with an optional field conversion kit for propane. Safety features such as a flame rod, APS, high-limit temperature switch, and vent installation detector are integrated for peace of mind. The unit installs outdoors with NaviVent™ 3\" x 5\" concentric venting and requires no additional venting accessories.\u003c\/p\u003e\n\u003cp data-start=\"1172\" data-end=\"1770\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eOutdoor installation design\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003e199,900 BTU\/h input\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eUEF rating of 0.81\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003e9.5 GPM at 35°F rise, 7.4 GPM at 45°F rise\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003ePatented NaviTech™ stainless steel heat exchanger\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eStainless steel Low NOx burner (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eBuilt-in recirculation pump and buffer tank\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eElectronic ignition system\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eBuilt-in control panel for temperature setting and diagnostics\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eFactory set for natural gas, field convertible to propane\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eVents using NaviVent™ concentric 3\" x 5\" system\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1770\"\u003eSafety features: flame rod, air pressure sensor, vent installation detector, water temp high limit switch, power surge fuse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1772\" data-end=\"2056\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1772\" data-end=\"2056\"\u003eResidential outdoor water heating\u003c\/li\u003e\n\u003cli data-start=\"1772\" data-end=\"2056\"\u003eHomes needing high hot water output with minimal indoor space use\u003c\/li\u003e\n\u003cli data-start=\"1772\" data-end=\"2056\"\u003eSystems requiring reduced hot water wait time\u003c\/li\u003e\n\u003cli data-start=\"1772\" data-end=\"2056\"\u003eInstallations in areas with natural gas or propane fuel availability\u003c\/li\u003e\n\u003cli data-start=\"1772\" data-end=\"2056\"\u003eRegions requiring Low NOx emissions compliance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eExclusive NaviTech stainless steel heat exchanger\u003c\/strong\u003e\u003cbr\u003eThe NWH-A series non-condensing tankless water heaters feature a stainless steel heat exchanger to deliver unmatched durability and performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComfortFlow built-in recirculation system\u003c\/strong\u003e\u003cbr\u003eThe patented ComfortFlow system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNHW-A built-in control panel\u003c\/strong\u003e\u003cbr\u003eAllows you to adjust water temperature, operation status and troubleshooting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Air Pressure Sensor (APS)\u003c\/strong\u003e \u003cbr\u003eMonitors vent system for blockage, automatically compensates for range of vent lengths, helps maintain proper air\/gas ratio during operation, and ensures consistent hot water output during changing conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePatented NaviTech stainless steel gas burner\u003c\/strong\u003e\u003cbr\u003eDesigned and manufactured by Navien to burn gas at higher efficiency than other system on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecirculation control built into circuit board\u003c\/strong\u003e\u003cbr\u003eEnsures proper system setup, and reduces the need for additional components, saving installation time and cost.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Water Adjustment Valve (WAV) \u0026amp; Mixing Valve\u003c\/strong\u003e\u003cbr\u003eControl flow to maintain setpoint and stabilize water temperature during flow changes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1 class=\"header__productTitle\"\u003e \u003c\/h1\u003e\n\u003cp style=\"text-align: right;\"\u003e \u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":45735156187381,"sku":"NHW700-199AE","price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/navien_nhw700-199ae-ng.jpg?v=1753474923"},{"product_id":"npe-210s2-180-000-btu-high-efficiency-condensing-tankless-water-heater","title":"NPE-210S2 - Condensing Tankless Water Heater - 180,000 BTU","description":"\u003cp\u003e\u003cstrong\u003eNavien NPE-210S2 - Condensing Tankless Water Heater - 180,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"111\" data-end=\"650\"\u003eThe Navien NPE-210S2 is a high-efficiency condensing tankless water heater designed to deliver continuous hot water in both residential and commercial settings. With input capacity ranging from 12,000 to 180,000 BTU\/h and a Uniform Energy Factor of 0.96, it provides powerful, energy-saving performance. It delivers up to 10.1 gallons per minute at a 35°F rise and is ENERGY STAR certified for its high efficiency. Compact and wall-mounted, it installs indoors or outdoors and includes a field-convertible gas system with a conversion kit.\u003c\/p\u003e\n\u003cp data-start=\"652\" data-end=\"1209\"\u003eThis model uses dual stainless steel heat exchangers for long-term durability and ultra condensing operation. It supports cascading with up to 16 units via Navien’s Ready-Link® technology and allows common venting with up to 12 units. The NPE-210S2 includes the EZNav™ multi-line control panel and built-in HotButton™ recirculation control, and it’s compatible with remote access via NaviLink™. It operates at elevations up to 10,100 feet and can use a 1\/2\" gas line for runs up to 24 feet, providing installation flexibility across a range of applications.\u003c\/p\u003e\n\u003cp data-start=\"652\" data-end=\"1209\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003e180,000 BTU\/h input with 0.96 UEF\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eUp to 10.1 GPM at 35°F temperature rise\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eUltra condensing efficiency\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eLow NOx emissions (20 ppm)\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eENERGY STAR certified\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eField convertible gas system (NG or LP, kit included)\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eIndoor or outdoor wall-hung installation (outdoor cap required)\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eEZNav™ multi-line control panel\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eBuilt-in HotButton™ for recirculation control\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eCascading capable (up to 16 units)\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eCommon venting up to 12 units\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003e1\/2\" gas line capable up to 24 feet\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eVent lengths: 2\" up to 75 ft, 3\" up to 150 ft\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eRemote control capable (NaviLink™ compatible)\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1869\"\u003eOperates at elevations up to 10,100 ft\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1871\" data-end=\"2143\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1871\" data-end=\"2143\"\u003eResidential and commercial water heating\u003c\/li\u003e\n\u003cli data-start=\"1871\" data-end=\"2143\"\u003eMulti-bathroom homes or light commercial buildings\u003c\/li\u003e\n\u003cli data-start=\"1871\" data-end=\"2143\"\u003eIndoor or outdoor installations with limited space\u003c\/li\u003e\n\u003cli data-start=\"1871\" data-end=\"2143\"\u003eHigh-efficiency upgrades or replacements\u003c\/li\u003e\n\u003cli data-start=\"1871\" data-end=\"2143\"\u003eMulti-unit systems needing cascade or common venting capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePNAV000020\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":45957720408309,"sku":"NPE-210S2","price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/npe-210s2.jpg?v=1753474920"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/collections\/210x210_18_ee26d4c6-ba64-40bb-af74-35edba2c784c.png?v=1754504096","url":"https:\/\/www.supplystop.com\/collections\/tankless-water-heaters\/navien.oembed","provider":"SupplyStop.com","version":"1.0","type":"link"}