Unicel 4CH-949 Replacement Filter Cartridge | 50 sq. ft. | Spa Skimmer Spa Chemical Balancers Features a thick

Features a thick

Make additions of 2-4 fluid ounces of this product per 10

A larger surface area extends the life of the filter cartridge

NSF Listed

Lay-flat hoses or backwash hoses are swimming pool hoses with a flexible vinyl typically used by home owners and professionals to flush out sand or debris within the filters

Unicel 4CH-949 Replacement Filter Cartridge | 50 sq. ft. | Spa Skimmer Spa Chemical Balancers Features a thickThe Unicel 4000 Series 4CH 949 delivers 50 sq. ft. of filtration surface area across 210 precision pleated folds of 3 oz. Reemay 2033 polyester media purpose built for top load spa skimmer systems using a 1 1 2" male SAE stand pipe. The 2" female SAE threaded bottom cap threads directly onto the standpipe for a secure, tool free installation, while the v groove semi circular handle allows easy cartridge removal without breaking the seal prematurely.