Caleffi MixCal 521516A is a three-way thermostatic mixing valve designed for domestic hot water and hydronic heating systems. Features 3/4" press union connections, adjustable temperature setpoint (85–150°F), integral temperature gauge, and anti-scale polymer construction for stable mixed water temperature. Low-lead brass body rated to 200 PSI with NSF 372 and ASSE 1017 certification.
Caleffi 521516A 3/4" Thermostatic Mixing Valve Press 85-150F
Caleffi
$217.95
In Stock — 10+ available
- SKU:
- 521516A
- Product Type:
- Thermostatic Mixing Valve
- Subcategory:
- Three-Way Mixing
- Application:
- Residential/Commercial
- System Type:
- Hydronic, Domestic Hot Water, Radiant Heating
- Installation Type:
- OEM Replacement
- Temperature Range:
- 32°F to 210°F
- Setpoint Range:
- 85–150°F
- Pressure Rating:
- 200 PSI
- Inlet Size:
- 3/4" Press
- Connection Type:
- Press Union
- Connection / Joint:
- Press Union
- Material:
- Low-lead brass body, PPO shutter/seats/guides, stainless steel springs, peroxide-cured EPDM seals
- Control Type:
- Non-Programmable
- Lead-Free (NSF/ANSI 372):
- Yes