757085 VALVE SAFETY DIAPHRAGM 651MHIK, RED BRASS 1-1/2" 2.5/3/3.5BAR

Angular shaped diaphragm safety valves made of red brass. Upper part can be removed without changing the set pressure. Installed diaphragm prevents medium from entering spring chamber. Suitable for protecting thermally protected closed-circuit water heating systems with flow temperatures of up to 120 deg. C.