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The safety valve
The EFSR1 is low-maintenance
At a height of 4 meters
Conclusion: Sustainability and performance combined
Caleffi Membran Sicherheitsventil 1/2 x 3/4 - 6 bar - Heizungsventil 🌡️ Wärmepumpe The safety valveMembrane Safety Valve 1 2" x 3 4" Overpressure Valve Heating Valve from Caleffi The Membrane Safety Valve 1 2" x 3 4" from Caleffi is a high quality safety valve specifically designed to reliably protect closed hot water systems from excessively high pressure. This valve responds precisely to an opening pressure of 6 bar, ensuring the safe operation of your heating or hot water system. In accordance with the requirements of TRD 702, DIN 4753 Part 1,
