Product Description
Hayward Filter Directional Vent Valve With O-Ring.
Works With EasyClear(TM) C400/550, ASL C850/C1250, StarClear(TM)/StarClear II(TM)/StarClear(TM) Plus/SwimClear(TM), Micro StarClear(TM) C120/C200/C225 Cartridge Filters, ReGenX(TM) RG450/RG700 Grid Element DE Filters and Perflex(R) EC65/EC65A/EC75/EC75A/EC50A/EC50AC/EC30/EC40/EC40AC Extended-Cycle DE Filters.