521516AC - 3/4" MixCal Adjustable Thermostatic and Pressure Balanced Mixing Valve (pre

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SKU: 521516AC
Regular price $200.99

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Installation and Commissioning Manual

Specification Sheet

Submittal Data

3/4" Press MIXCAL 3-Way Adjustable Thermostatic and Pressure Balanced Mixing Valve w/ Gauge

The Caleffi MixCal™ 521 series three-way thermostatic mixing valve is used in systems producing domestic hot water or in hydronic and
radiant heating systems. It maintains the desired output temperature of the mixed water supplied at a constant set value compensating for
both temperature and pressure fluctuations of the incoming hot and cold water.

The MixCal thermostatic mixing valve is ICC-ES certified to ASSE 1017 and CSA B125.3. It complies with codes IPC, IRC, accordance with the US and Canadian plumbing codes, and standard NSF/ANSI 372, low lead.

For point of distribution in domestic water systems and radiant hydronic heating systems.

  • Low-lead brass valve body.
  • Internal anti-scale materials.
  • Peroxide-cured EPDM seals.
  • Locking set point knob.
  • Max working pressure:  200 psi
  • Max recommended differential pressure:  20 psi
  • Max inlet temp:  200˚F
  • Adjustable range:  85˚ - 150˚F
  • Min flow for optimum performance:  1.0 gpm
  • Available with or without gauge:
  • Gauge scale:  30˚ - 210˚F
  • Gauge accuracy:  ± 6˚F
  • Gauge dial:  2" diameter