Waterco 50mm Flow Check valves have been designed to be simple to install, inspect and service. With a 304 grade stainless steel spring designed for minimal hydraulic losses and a stronger positive seal, it is ideal for both inlet and return lines.
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Eliminate the loss of prime on the suction side of a pump.
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Prevent the drain down of water towards pumps and filters.
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Prevent water flow in an unwanted direction.
