Unicel C-9478 150 Square Foot Outdoor Swimming Pool and Spa Hot Tub Replacement Filter Cartridge for CFR-150 Models featured-products This concentrated SMARTZyme™​ technology breaks

This concentrated SMARTZyme™​ technology breaks down suntan oils

Absorbency up to 5 gallons

Milwaukee® Tool INKZALLTM Ink Markers

NIOSH approved for protection against certain organic vapors

Unicel C-9478 150 Square Foot Outdoor Swimming Pool and Spa Hot Tub Replacement Filter Cartridge for CFR-150 Models featured-products This concentrated SMARTZyme™​ technology breaksUnicel C 9478 150 Square Foot Outdoor Swimming Pool and Spa Hot Tub Replacement Filter Cartridge for CFR 150 Models QUALITY REPLACEMENT: Industry's most complete line of replacement filter elements COMPATIBILITY: Replaces CFR 150 filter part numbers 42 3508 01 R (42350801R) or 42 3537 06 R (42353706R) FEATURES: Sharp pleat folds maximize spacing between pleats DURABLE END CAPS: Tough urethane end caps assure durability for the life of the cartridge;