Compatible to Intelifil (FI-UDF020) 20"x2.5" 4,000 Gal. Coconut Granular Activated Carbon (GAC) Filter by IPW Industries Inc Omnipure (E5321-P) E-Series 10 Mic. Carbon Block With Scale Inhibitor 2.5" X 6" 10 MIC. CARBON BLK./ PHOSPHATE Replace annually or when visible

Replace annually or when visible fouling or cloudiness appears

758II-116 Digital Conductivity Monitor-Control (0-200 PPM)

and 75/25 micron)

replacing cartridges as needed to maintain water quality and taste

Compatible to Intelifil (FI-UDF020) 20"x2.5" 4,000 Gal. Coconut Granular Activated Carbon (GAC) Filter by IPW Industries Inc Omnipure (E5321-P) E-Series 10 Mic. Carbon Block With Scale Inhibitor 2.5" X 6" 10 MIC. CARBON BLK./ PHOSPHATE Replace annually or when visibleThis Watts compatible GAC filter delivers 4,000 gallons of high capacity chlorine, taste, and odor removal using premium coconut shell carbon in a standard 20" x 2. 5" cartridge. Designed to replace the Intelifil FI UDF020, it offers excellent dirt holding capacity without carbon fines for cleaner water and sustained flow rates. SPECIFICATIONS Filter Performance Data Model Number FI UDF010 3 (Compatible with Intelifil FI UDF020) Dimensions 20" x 2. 5"