Skip to the content

Free Shipping On Orders Over $89 | Call Our Experts Today

Search for products

(800) 468 5997

Heating
Plumbing
Fittings
Valves
HVAC
Irrigation
Hardware
Kitchen & Bath
Tools
Brands
About Us

Need help?

(800) 468 5997

Heating
Plumbing
Fittings
Valves
HVAC
Irrigation
Hardware
Kitchen & Bath
Tools
Brands
About Us

Your cart

Your cart is empty

Boiler Parts

Home

Collection: Boiler Parts

Filter products

Filter

Brand

Search

HTP
Lochinvar

Type

Search

Air Vents
Baffle Insulation
Boilers
Burner Doors
Condensate Traps
Control Boards
Conversion Kits
Diverter Motors
Fan Assemblies
Filters
Flame Sensors
Fuses
Gaskets
Gauges
Ignitors
Insulation Plates
Pressure Relief
Refactories
Sensors
Shutters
Switches
Target Walls
Transformers
Vent Kits
Venturi Nozzles
Water Heaters
Wiring Harnesses

Price

Search

Under $5
$5 to $10
$10 to $15
$15 to $20
$20 to $25
$25 to $50
$50 to $75
$75 to $100
$100 to $150
$150 to $200
$200 to $250
$250 to $300
$300 to $350
$350 to $400
$400 to $450
$450 to $500
$500 to $550
$550 to $600
$650 to $700
$700 to $750
$750 to $800
$1,000 to $1,200
Over $1,500

Collection

Boiler Parts

Reset Filters

Sort by:

171 Products

Lochinvar

100071763 - Silencer Air Intake 4 100

In stock

(0)

Regular price $158.60
Lochinvar

100141552 - 6 Flue Damper CB/135

In stock

(0)

Regular price $239.04
Lochinvar

100141553 - 7 Flue Damper CB/180-215

In stock

(0)

Regular price $244.33
Lochinvar

100145003 - Fan Assembly For Knight KBN081-106 Heating and WHN55-155 Wall Mount Boilers

In stock

(0)

Regular price $479.00
Lochinvar

100145004 - Fan Assembly For Armor AWN150-151 Condensing Water Heater

In stock

(0)

Regular price $545.77
Lochinvar

100145005 - Fan Assembly For Armor AWN199-200 Condensing Water Heater

In stock

(0)

Regular price $567.73
Lochinvar

100145006 - Fan Assembly For Knight WHN285-199 And KBN286 High Efficiency Heating Boiler

Only 1 left

(0)

Regular price $778.01
Lochinvar

100145008 - Fan Assembly For Knight XL KBN399-400 Heating And Knight WHN399 Wall Mount Boilers

Only 1 left

(0)

Regular price $331.73
Lochinvar

100145420 - Insulation Burner Door

Out of stock

(0)

Regular price $65.92

Out of stock
Lochinvar

100157734 - CPVC Power Venter Kit for CB090 to CB135 Boilers - 90,000 to 135,000 BTU - KIT3104

In stock

(1)

Regular price $701.33
Lochinvar

100157742 - NKC199 Outdoor Air Sensor

Out of stock

(0)

Regular price $38.33

Out of stock
Lochinvar

100157775 - Sensor & Bulbwell Kit

Only 1 left

(0)

Regular price $24.61
Lochinvar

100158977 - Natural to LPG Conversion Kit - For Use With: Solution Model CB075 to CB135 Boilers

In stock

(0)

Regular price $246.08
Lochinvar

100159011 - LP Conversion Kit

In stock

(0)

Regular price $29.00
Lochinvar

100162511 - Condensate Trap Assembly - MSC20009

In stock

(0)

Regular price $282.12
Lochinvar

100163241 - MSC30048 Condensate Trap

In stock

(1)

Regular price $261.02
Lochinvar

100163247 - Condensate Trap Assembly

In stock

(0)

Regular price $288.27
Lochinvar

100164926 - PLT30006 Ignitor CC/CD AL

Out of stock

(0)

Regular price $34.72

Out of stock
Lochinvar

100165925 - PLT30005 Ignitor with Gasket

In stock

(1)

Regular price $39.56
Lochinvar

100165929 - Ignitor with Gasket - Old PLT3021

In stock

(0)

Regular price $39.56
Lochinvar

100165930 - Flame Sensor and Gasket Kit for Knight Boilers - PLT3022

In stock

(0)

Regular price $18.46
Lochinvar

100165937 - Hot Surface Ignitor - PLT3400

Out of stock

(4)

Regular price $65.92

Out of stock
Lochinvar

100167602 - RLY20093 CONTROL BOARD USER INTERFACE

Out of stock

(0)

Regular price $140.97

Out of stock
Lochinvar

100167775 - RLY30019 CONTROL

In stock

(1)

Regular price $1,126.51

12 3…8

Fast Shipping!

Most items are ready ship immediately. Delivery in 2 to 3 business days!

Pro Program

Apply for our Pro Program and receive trade discounts!

We're Here to Help!

Our friendly staff is product certified and ready to help you!

Let's Keep in Touch

Stay updated on new products and promotions

Your email

We're here to help!
Monday - Friday
9:30 AM - 6:00 PM PST
(800) 468-5997

Customer Service

Contact Us
Pro Program
Returns

Company Info

Our Story
Shipping Policy

Legal

Terms of Service
Privacy Policy

Facebook
Instagram

© 2026, SupplyStop.com

Payment methods