B004QOOZDE Product Description 5 Stage 24 GPD Reverse Osmosis Replacement Filter Kit Standard RO Water Filter Change Kit (2) 5 Micron Poly Spun Sediment Pre Filters (9 7/8") fits 70-0570 (2) Carbon Pre and Post Filters fits 70-0570 and 70-0025 (1) In-Line GAC Post Filter (Granular Activated Carbon 10") (1) 24 GPD Membrane