Pentair Quad Seal | Triton II Sand Filter & Tagelus Sand Filter | 152516Z Regal Weir color is not cosmetic

Weir color is not cosmetic — it indicates the skimmer model family this part is designed to fit

punctures and chaffing caused by ladders in your swimming pool

The Pentair Diffuser (C1-216P) is the OEM replacement diffuser for Max-E-Glas and Dura-Glas Series inground pool and spa pumps

Comfortable conversation lounger

Verify your existing engine's part number before ordering

Pentair Quad Seal | Triton II Sand Filter & Tagelus Sand Filter | 152516Z Regal Weir color is not cosmeticOEM Quad Seal for Pentair Triton II and Tagelus Sand Filters The Pentair 152516Z is the OEM replacement quad seal for the valve adapter on Pentair Triton II and Tagelus fiberglass sand filters. If your filter's multiport or valve adapter connection is weeping water or losing pressure at the valve interface, this is the seal that restores a leak free fit. A quad seal uses a four lobed cross section profile rather than the round profile of a standard O