Unicel 8000 Series 100 sq. ft. Replacement Filter Cartridge for Caldera Spas | C-8399 ART1004S even in vertical or overhead

even in vertical or overhead applications

Extra wide for faster cleaning

Control your pool/spa functions and programming from inside your home

Dosage: 5 ounces / 10k gallons / week (Estimated)

When installing a replacement strainer cover

Unicel 8000 Series 100 sq. ft. Replacement Filter Cartridge for Caldera Spas | C-8399 ART1004S even in vertical or overheadThe Unicel C 8399 is an 8000 Series 100 sq. ft. replacement filter cartridge engineered for Caldera Spas systems. With 259 precision formed pleats of 3 oz. Reemay 2033 polyester media, this cartridge delivers the filtration surface area needed to maintain crisp, clear spa water meeting OEM specifications without compromise. Specifications Filter Area 100 sq. ft. Length 16 1 2" Outer Diameter 8" Top Inner Diameter N A Bottom Inner Diameter 3 5 8"