Unicel C-7491 75 Sq. Ft. Pool Filter Cartridge | 18 7/16" x 7" | Pentair/Pac-Fab Sea Horse 300 Diatomaceous Earth Always verify fit using length

Always verify fit using length

The Unicel 8000 Series C-8409 is a 90 sq

The patented skimmer Plug™ offers a simple yet revolutionary method for servicing and winterizing above ground and in ground pool skimmers

This is an excellent

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Unicel C-7491 75 Sq. Ft. Pool Filter Cartridge | 18 7/16" x 7" | Pentair/Pac-Fab Sea Horse 300 Diatomaceous Earth Always verify fit using lengthThe Unicel C 7491 is a precision engineered 75 sq. ft. replacement filter cartridge for the Pentair and Pac Fab Sea Horse 300 cluster filter systems. Built with 150 pleat, 4 oz. Reemay 2040 polyester media and open end caps on both ends, this cartridge delivers consistent flow and long lasting filtration performance to demanding high volume pool systems. IMPORTANT: Full Filter Service Requires 4 Cartridges Your Pentair Pac Fab Sea Horse 300 and Sea