Safety valve DSV 25-2.5 DGH 5363025

Maximum pressure protection, hysteresis +/- 10%, for heating and cooling installations, threaded connection - red brass, flange connection - ductile iron, spring-loaded, manually released, spring chamber protected by diaphragm, compensated back pressure, inlet and outlet side with female or flange thread , enlarged outlet side, vertical mounting, secuguard type, 5-year warranty, working with antifreeze up to 50% possible