Caleffi 535 Series High Temp Low Lead Pressure Reducing Valve 40mm
High temp, low lead 535 series pressure reducing valve with 40mm unions
For use on hot water systems with a flow rate up to 152L/min @2m/s
Maximum upstream pressure 2500kPa
Union connections with fibre washer seal
Downstream pressure range adjustable 100 – 600kPa
Max. operating temperature 80°C
Body in dezincification resistant brass
Strainer mesh size 0.65
PRV’s can be installed in either vertical or horizonal pipework and must not installed upside down causing the valve to fail and voiding any warranty.
Cannot be installed below ground or outside location without protection from frost and weather. Please follow the installation manual in the packaging.
Conditional guarantee:
5 years parts and labour
Body: Dezincification resistant alloy brass EN1982 CC768S
Control Stem: Dezincification resistant alloy EN12164 CW724R
Strainer: Stainless steel
Moving parts: Dezincification resistant alloy EN12164 CW724R
Diaphragm, Seals: EDPM
Max. upstream pressure: 25 bar
Downstream pressure setting range: 1–6 bar
Factory setting: 3 bar
Max. working temperature: 80°C
Strainer mesh size: 0.65 mm
