Generic Filter Tank O-Ring for C2000-3000, C3000S, C4000S filter-internal-diameter_6 1/2 inches This is a carton of

This is a carton of 4 Deck-O-Seal Gun Grade two-component

Note: the disk must be kept flat between tests so water in the disk from previous test doesn't migrate into the untested wells

5 inch outside diameter by 2-3/8 inch inside diameter anchor sleeve made of machined bronze

Recommended for standard lifeguard chairs and therapeutic ladders

water balance

Generic Filter Tank O-Ring for C2000-3000, C3000S, C4000S filter-internal-diameter_6 1/2 inches This is a carton ofThis is a Generic Filter Tank O Ring O 429 replacement with dimensions for Hayward old style DEX360K, Micro Clear and Vertical DE S S, C3000S, C4000S Tank, SwimClear Super StarClear filters. For the Micro Clear filters, this o ring has dimensions for filters with the original filter head.