Unicel UHD-SR50 Replacement Filter Cartridge 52 sq. ft. | Sta-Rite Posi-Flo 50 Door & Gate Alarms then broadcast evenly

then broadcast evenly

The product is not flammable or carcinogenic so it is safe to use around your family and pets

Fits any standard size telescopic pole

Many compatible Maax and Elite Spa models use a dual-filter system requiring two (2) cartridges for a complete service

Unicel UHD-SR50 Replacement Filter Cartridge 52 sq. ft. | Sta-Rite Posi-Flo 50 Door & Gate Alarms then broadcast evenlyThe Unicel UHD SR50 is a premium UHD Series replacement filter cartridge delivering 52 sq. ft. of heavy duty filtration area for Sta Rite Posi Flo 50 pool and spa filter systems. Built with 4 oz. Reemay 2040 heavy duty polyester filtration media a full ounce heavier than standard 3 oz. cartridges the UHD SR50 delivers superior dirt holding capacity, enhanced durability, and extended service intervals. With 195 precision formed pleats maximizing media