Description
Bring your backwash valve back to peak sealing condition with the Swimables SW-80-513 O-Ring Kit, a full replacement set tailored for Pentair FNS Plus push-pull and slide-action backwash valves. Matching the OEM O-513 specification, this kit supplies every O-ring required to eliminate leakage and restore crisp backwash function. Manufactured from flexible, chemically hardy elastomers, these seals stop flow bypass at every critical junction and sharpen valve responsiveness. Whether you are performing scheduled upkeep or addressing an active leak, this kit provides a fast, effective path back to full filtration capability.
