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The part of the feed check valve which moves up and down automatically under the pressure of water on its gun metal seat is called _____

The part of the feed check valve which moves up and down automatically under the pressure of water on its gun metal seat is called _____ Correct Answer Check valve

Check valve moves up and down automatically under the pressure of water on its gun metal seat. It is designed such that it only allows water flow only in direction. This prevents the back-flow of water from the boiler to the pipe.

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