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Unicel pool filters are simply the best when it comes to quality and affordability.
Fits Sea Horse 400 (Stainless steel tank) or Sea Horse FSH-400 (Fiberglass tank)
Four Unicel C-7492 100 sq. ft cartridges required, replaces Pac Fab OEM filter 1722841 and 172878
100 sq. ft. x 4 qty. = 400 sq. ft.
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Note: All prices in US Dollars