Pentair 2in. Union Half x 1-1/2 in. FPT (Package of two) || 77703-0100 22 Internals These parts were designed to

These parts were designed to aid in the maneuverability of the 3900 Sport and its purpose is to apply force or maintain tension for the chain

E filter models DEV48

1-1/2" bottom clean-out port

LRZM pool and spa heater models 125

Pentair 2in. Union Half x 1-1/2 in. FPT (Package of two) || 77703-0100 22 Internals These parts were designed toPentair 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