Caleffi 2521 Solar Tempering Valve 50mm

Heavy duty high temperature solar 5231 series tempering valve with 50mm male unions.
For use on high demand, high temperature hot water systems for a flow rate between 33 and 272L/min

Connection: 50mm
Recommended working pressure 100 – 500kPa (balanced)
Kv = 222L/min
Union connections with fiber washer seal, without check valves
Adjustable temperature range: 35-65ºC
Temperature control: +/- 2ºC
Max. operating temperature: 100ºC
Material: Low lead DZR brass
A minimum 20kPa dynamic system pressure is required for correct valve function excluding any system losses in pipework etc.
Note: These solar temp valves are indent only – contact us for more info

Conditional guarantee:
5 years parts and labour