Compatible to Intelifil (IF-SM-KDF850203) 20"x2.5" 30,000 Gal (3 lb) KDF-85-GAC Carbon Iron & Hydrogen Sulfide Removal Filter by IPW Industries 10 inch x 2 inch Inline Filters3667 and small water heaters where

and small water heaters where hard water causes scaling

Compatible with standard 4-inch membrane housings rated for 21-inch elements

consider a traditional tank-style softener

Model Number IF-SM-KDF010B (IPW compatible replacement) Dimensions 10" × 4

Filter life: 11

Compatible to Intelifil (IF-SM-KDF850203) 20"x2.5" 30,000 Gal (3 lb) KDF-85-GAC Carbon Iron & Hydrogen Sulfide Removal Filter by IPW Industries 10 inch x 2 inch Inline Filters3667 and small water heaters whereIPW Industries Watts Compatible KDF 85 GAC Iron & Hydrogen Sulfide Removal Filter 20"2. 5" specialty cartridge with 3 lb KDF 85 and coconut shell carbon for well water treatment 30,000 Gallon Capacity Iron & HS Removal 10 Micron Nominal Intelifil Compatible This dual media cartridge combines 3 pounds of dark granular KDF 85 with coconut shell activated carbon to address the toughest well water problems: iron staining, rotten egg odor from hydrogen