... filter, reverse osmosis membrane, back washing system, pressure adding pump, sterilizer, water ... (resin 001x7)Φ 400x1500Φ 600x1500Φ 800x1500Φ 900x1500Dosing System ()Measuring pump & Dosing boxMain PartsRO Membrane, Membrane ... core specificationΦ65x500Φ65x700Φ65x750Φ65x750Micro filter core number5577RO Back Wash SystemCleaning pumps, Cleaning box, Control box etc. Reverse Osmosis Purification System ...