Unicel 8000 Series 125 sq. ft. Replacement Filter Cartridge for Sundance Spas | C-8326 Swimwear Accessories verify compatibility by matching dimensions:

verify compatibility by matching dimensions: 8 9/16" length × 10 1/16" OD × 6" open ends (both top and bottom) before ordering

the Unicel FG-1004 is a single full-size grid built to exact OEM dimensional tolerances

Powerful formula works on all filter types

and this bottle pays for itself many times over

Total Dissolved Solids Below 1200 ppm (except salt systems) If TDS is above parameters

Unicel 8000 Series 125 sq. ft. Replacement Filter Cartridge for Sundance Spas | C-8326 Swimwear Accessories verify compatibility by matching dimensions:The Unicel C 8326 is a precision engineered 8000 Series replacement filter cartridge delivering 125 sq. ft. of filtration surface area for select Sundance Spas. Built with 199 precision pleated 3 oz. Reemay 2033 polyester media, this cartridge maximizes flow efficiency and water clarity engineered to exact OEM dimensional tolerances for a drop in replacement fit. IMPORTANT: Pre 2006 Sundance Spa Models If your existing filter contains a solid plastic