Unicel C-9478 150 Square Foot Outdoor Swimming Pool and Spa Hot Tub Replacement Filter Cartridge for CFR-150 Models
150 Square Foot Jacuzzi CFR-150. Note: This product has no center core. Replacement for: Jacuzzi Brothers 42-3508-01-R (Note: OEM 4-ounce product has black end caps and 3-ounce product has slate blue end caps.); Jacuzzi Brothers 42-3537-06-R (Note: OEM 4-ounce product has black end caps and 3-ounce product has slate blue end caps.)