Pentair 274494 Adapter O-Ring The Filbur Pool and Spa

The Filbur Pool and Spa filters are made of Reemay spunbound polyester pleated filter media with thermally bonded polyurethane caps and punched PVC pipe cores ensuring durability and consistent flow

Pentair Sta-Rite 35505-1425 O-Ring for Bulkhead Assembly

This fits into 2" plumbing

Also compatible with Pentair Kreepy Kadet

using by Nature2 you can reduce the level of chlorine to just 0

Pentair 274494 Adapter O-Ring The Filbur Pool and SpaPentair 274494 Adapter O Ring. This adapter O Ring is designed to use with Pentair FNS, Nautilus, Nautilus Plus D. E. and TR100C, TR140C, Triton II, Triton C, Triton C 3 sand pool and spa filters and also compatible with Pentair Minimax NT STD, NT LN and NT TSI pool spa heaters. Also fits Pentair HiFlow, FullFlow and Push Pull pool spa valves.