Temperature and pressure relief valve for DHW 1/2" male thread x15mm 3 bar 309430

Temperature and pressure relief valve is a key element protecting the domestic hot water system. The model from the 309 series, manufactured by Caleffi, provides protection against excessive pressure and temperature in the DHW tank, minimizing the risk of damage and ensuring safe operation.

This specific model, with 1/2” male thread x 15mm connections and a 3 bar setting, is designed to work with installations with a nominal pressure of PN 10. Made of high-quality materials – dezincification resistant brass (body), brass (stem), EPDM (sealing element and diaphragm) and steel (spring) – it guarantees reliability and long life. The use of corrosion-resistant materials translates into stable operation even in difficult conditions.

The valve meets the requirements of Directive