Hayward Hydrostatic Relief Valve, 1-1/2", White | SP1056 Ladder Parts fits filters manufactured after 5-85

fits filters manufactured after 5-85 Pentair TR Series TR100C TR100C only

This is a complete kit containing the filter base

It is a violation of Federal Law to use this product in a manner inconsistent with its labeling

while CX875XRE is Hayward's part number for the complete factory 4-cartridge pack — both are compatible with the Unicel C-7489

Hayward Hydrostatic Relief Valve, 1-1/2", White | SP1056 Ladder Parts fits filters manufactured after 5-85Hayward Hydrostatic Relief Valve 1 1 2" SP1056 For 1 1 2 and 2 inch pipe size Features and Benefits: Helps prevent pool damage due to external hydrostatic pressure beneath the pool shell when pool is drained Valve should be replaced whenever the pool is drained White ABS, spring loaded, leakproof self cleaning o ring seal Noncorrosive and nonconductive