Pentair Union Check Valve, 2", Slip | 274725 HeatSavr VOLY1 system reference

VOLY1 system reference

Their pumps are commonly used with Hayward filtration and heating equipment

and seams at the start and end of each season to maintain a snug seal

The 2-Inch Union No Cup Strainer Replacement helps keep filtration clear and protects the pump

Pentair Union Check Valve, 2", Slip | 274725 HeatSavr VOLY1 system referenceWhat This Part Is Used For The Pentair 274725 Union Check Valve 2in Slip is used to prevent backflow in compatible 2in plumbing systems. It allows water to flow in one direction while blocking reverse flow. Why This Part Matters Backflow can cause system contamination and equipment damage. A faulty check valve may allow water to drain backward into heaters or chlorinators. Replacing worn valves protects circulation and chemical systems. Key Features