Check Valves

Check Valves

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We are a dealer for Fresno Valves & Castings. We carry a complete line of Fresno Valves Check Valves.

Swing Check Valves

A swing check valve is check valve in which the disc, the movable part to block the flow, swings on a hinge or trunnion, either onto the seat to block reverse flow or off the seat to allow forward flow. Although swing check valves can come in various sizes, large check valves are often swing check valves.