Pentair 2in. Union Half x 1-1/2 in. FPT (Package of two) || 77703-0100 Pentair Backwash Valves check the O-ring seal

check the O-ring seal

Built for superior floor cleaning performance

Jandy Nature2 Fusion O-Ring Kit

and chemical exposure—this OEM kit restores proper sealing and helps preserve heater efficiency

Inspect the float and restrictor seal—if any signs of wear are present

Pentair 2in. Union Half x 1-1/2 in. FPT (Package of two) || 77703-0100 Pentair Backwash Valves check the O-ring sealPentair 2in. Union Half x 1 1 2in. FPT (Package of two) 77703 0100 Half union replacement kit Fits Pentair System 3 Modular media SM series pool and spa filters Also fits Pentair Max E Pro, Dyna Pro, Dyna Wave pool and spa pumps Compatible with Pentair Water Feature pool and spa pump and bronze valves; includes 1 1 2 inch FPT Measures 7 1 2 inch length by 5 1 2 inch width by 5 3 4 inch height