Single Door Non Return Valve

DVPL offers Single Door Non Return valves are very useful in preventing back flow of water to the pump. These valves have minimum head loss and can be very competitive in terms of long service life. These valves are very useful in waterworks pipelines to reduce hammer effect.

Swing check type reflux valves are commonly used in the country in water works. The requirements of swing check type reflux ( non- return valves ) single door pattern up to 600 mm size have been covered in IS : 5312 ( Part 1 )

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