2 Pack Antifreeze Cover and Pool Filter with O-Ring for Winter Pool Freeze Protection and Most Hayward Pentair Pool Filters

General description These antifreeze covers and pool filters are designed for winter freeze protection for both above ground and inground pools. They are compatible with most Hayward, Pentair, Jandy, Waterway, and other brands of pool filters. The covers are made from high-quality materials that can withstand extremely cold temperatures without slipping or shrinking. Technical specifications Includes: 2 pack of 1.5 inch white threaded plugs Universal 1/2" male NTP plug Replaces Hayward SP1022C filter drain plug