Pentair U-3 Skimmer White w/ White Lid & Frame, 2" Slip with 1-1/2" Slip Reducers, Includes Float and Check Valve, Basket | 08650-1404 Sanitizer Cartridges & Cells inspect the small O-ring at

inspect the small O-ring at the base of the valve seat

eliminating the need for separate push-pull valves on the filter's plumbing connections

000 gallons of pool water

If the strainer lid O-ring is also showing wear

Pentair U-3 Skimmer White w/ White Lid & Frame, 2" Slip with 1-1/2" Slip Reducers, Includes Float and Check Valve, Basket | 08650-1404 Sanitizer Cartridges & Cells inspect the small O-ring atU 3 SwimQuip In Ground Skimmer, white w white lid & frame, 2 in slip with 1 1 2 in slip reducers. Includes Float and Check Valve, Basket. Our skimmers are engineered and manufactured to the highest standards of precision and quality to minimize installation time and maximize satisfaction. Features and Benefits: Includes: White Lid & Frame, Float And Check Valve, Basket NSF Certified (Only skimmers with float valve assemblies are NSF certified)