Hydro Logic Replacement Filter & Membrane Kit for Stealth-RO300This Kit contains replacement filters and membrane for the Hydro Logic Stealth RO300 Included in this kit: Choice between Stealth RO Standard Green Coconut Carbon Filter Stealth RO Upgraded KDF CAT Carbon Filter Stealth RO ChloraShield Carbon Filter Stealth RO Pleated Sediment Filter (x2) Stealth RO Membrane Stealth RO Green Coconut Carbon Filter Stealth RO: Replace after 1,250 gallons smallBoy: Replace after 3,000 gallons Rated at 1 GPM (gallons per