membrane safety valve 1 2 x 3 4 Express Pump output load 0

Pump output load 0

Why choose Defro Evopell

The module has connection options of 1 1/4" IG for flow and return as well as 1 1/2" Internal thread for the heating element

The interior is made of raw steel and protected by a powder-coated outer shell

The integrated safety temperature limiter (STB) is fixed at 93°C on the electric heating element

membrane safety valve 1 2 x 3 4 Express Pump output load 0Membrane safety valve 1 2" x3 4" Pressure relief valve heating valve from Caleffi The diaphragm safety valve 1 2" x3 4" Caleffi's safety valve is a high quality safety valve specifically designed to reliably protect closed hot water systems from excessive pressure. This valve responds precisely to a set pressure of 6 bar, thus ensuring the safe operation of your heating or hot water system. Compliant with the requirements of TRD 702, DIN 4753 Part 1,