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- The Caleffi MixCal™ 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 to the user at a constant set value compensating for both temperature and pressure fluctuations of incoming hot and cold water.
Caleffi MixCal™ Thermostatic and Pressure Balanced Mixing Valve, Adjustable 3-Way, Series: 521, 3/4 in Nominal Size, MNPT, 200 psi, 85 to 150 deg F, 1.3 gpm, Brass Body, EPDM, 5-15/16 in H x 5-1/4 in W
- Low lead brass valve body
- Internal anti-scale materials
- Locking set point knob
- Max hot water inlet temperature: 200 deg F
- Reduction of lead in drinking water act: Compliant: 0.25% max weighted average lead content, certified by IAPMO R and T
- Suitable fluids: Water, glycol solution
- Tolerance: +/-3 deg F
- Max operating differential pressure: 75 psi (5 bar)
- Body MaterialBRASSEnd StyleMNPTFlow Rate1.3 gpmNominal Size3/4 inPressure Rating200 psiDimensions5-15/16 in H x 5-1/4 in WManufacturerCaleffiManufacturer #521500ASeries521Softgoods MaterialEPDM SealTemperature Rating85 to 150 deg FTypeAdjustable 3-Way