Buy Now Unicel C-9699 Replacement Filter Cartridge for 100 Square Foot Jacuzzi CFR-100

100 Square Foot Jacuzzi CFR-100. Note: This product has no center core. Replacement for: Jacuzzi Brothers 42-2941-08-R (Note: OEM 4-ounce product has black end caps and 3-ounce product has slate blue end caps. Jacuzzi part number for this product formerly 42-2370-08, 42-2888-03-R, and 42-3536-07-R.); Jacuzzi Brothers 42-2941-08-R (Note: OEM 4-ounce product has black end caps and 3-ounce product ha