Hydro-logic KDF85/Catalytic Carbon Upgrade Filter for smallBoy / Stealth-RO 22060 — 2.5" x 10" RO Replacement, 1 GPM

KDF85/Catalytic Carbon upgrade filter compatible with Hydro-logic smallBoy and Stealth-RO 22060 systems. Effectively reduces iron, sulfur, chlorine and heavy metals. Flow rated at 1 GPM. Replacement intervals: Stealth-RO — replace after 2,000 gallons; smallBoy — replace after 6,000 gallons. This 2.5" x 10" standard size reverse osmosis replacement filter is designed to fit standard size slimline RO housings and is ideal for hydroponic water filtration and gardening use.