Check valve ECOHEAT Gas / ProKondens ET pos. 4 Intercal 88.20270-0170

Check valve for ECOHEAT Gas and ProKondens ET boilers (item 4) prevents reverse flow of coolant in the heating system. This is necessary for proper water circulation and protection of the pump from water hammer. The valve is installed on the supply or return pipeline and ensures one-way fluid movement. If the check valve fails, noise, vibration, and reduced heating efficiency may occur. The original part guarantees reliable operation and ease of installation. This spare part is suitable for the specified models and is a standard element of the hydraulic group.