?Top Quality?Future Way hot tub filter cartridge has a densely trilobal structure fabric that captures more contaminants in less time and keeps your water crystal clear.
?Perfect Fit?Length 10-1/2", Diameter 6", Top & Bottom opening 1-15/16". Perfect fit for Watkins 31489, Pleatco PWK30, Unicel C-6430, Filbur FC-3915. Filtration Area: 30 sq. ft.
?Last Longer?The thickened filter fabric, end caps that are resistant to breakage, and the enhanced center core make the entire filter cartridge have a longer service life.
?Good Value?You can get 1 piece of durable hot spring spa filter, compare with buy original parts or local store, save time and money
?100% Satisfactory Service? 12 months worry-free warranty policy guarantee! 100% peace of mind shopping experience