Hayward PVC True Check Valve, 1", Socket x Threaded, EPDM | TC10100STE Astral Pool Products Transform your backyard into a

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Hayward PVC True Check Valve, 1", Socket x Threaded, EPDM | TC10100STE Astral Pool Products Transform your backyard into aWhat This Part Is Used For The Hayward TC10100STE is a PVC true check valve used to prevent backflow in pool and spa plumbing lines. It is listed as 1 inch socket by threaded with EPDM sealing. This valve is installed where one way flow is required to protect equipment or maintain line prime. Why This Part Matters Backflow can cause lines to drain down, introduce air, and create inconsistent startup flow. A functioning check valve helps prevent