Pentair R172009 Cap O-Ring Replacement Pool and Spa Filter and Feeder Waterstone (1100HC-ORB) Annapolis Black Oil Bronze Hot/Cold and other standard Big Blue

and other standard Big Blue housings that accept 10" x 4

5" in length

} The Rusco AFV188056 is a premium 1/2" full port brass ball valve engineered for reliable shutoff and flow control in sediment filtration systems

and inline GAC postfilter in one convenient set

Pentair R172009 Cap O-Ring Replacement Pool and Spa Filter and Feeder Waterstone (1100HC-ORB) Annapolis Black Oil Bronze Hot/Cold and other standard Big BluePentair Replacement Component Pentair R172009 Cap O Ring for Pool and Spa Filters and Feeders Genuine Pentair replacement o ring for cartridge filter caps and Rainbow automatic feeder lids. Ensures leak free operation across multiple Pentair pool and spa systems. OEM Part Universal Fit WHY IT WORKS Engineered for Pentair Systems OEM Seal Quality Genuine Pentair o ring engineered to factory specifications for consistent compression and long term