Unicel C-8610 Replacement Filter Cartridge | 100 sq. ft. | Hayward Star-Clear II C1100 Alkalinity Adjusters Total alkalinity 80 ppm to

Total alkalinity 80 ppm to 120 ppm

Removes dead algae quickly and efficiently

Bromine: For pools and spas that use bromine instead of chlorine

Additionally

Unicel C-8610 Replacement Filter Cartridge | 100 sq. ft. | Hayward Star-Clear II C1100 Alkalinity Adjusters Total alkalinity 80 ppm toThe Unicel C 8610 is an 8000 Series 100 sq. ft. replacement filter cartridge engineered for large residential pool filtration systems. Built with 4 oz. Reemay 2040 media across 153 precision pleats, it delivers dependable dirt holding capacity and flow through performance in high demand single cartridge housings. Specifications Filter Area 100 sq. ft. Length 23 5 16" Outer Diameter 8 1 2" Top Inner Diameter 4" Bottom Inner Diameter 4" Material 4 oz.