SUEZ AG4040TM; 4" x 40" 2300 GPD TFC Replacement Reverse Osmosis Membrane - Tap/Brackish Water (Veolia)SUEZ Commercial Reverse Osmosis AG4040TM 4" x 40" High Rejection Brackish Water Membrane Proprietary thin film RO element engineered for 99. 5% average salt rejection at operating pressures as low as 200 psig 2,300 GPD rated flow 85 ft active membrane area 99% minimum rejection Tape outer wrap construction The SUEZ AG4040TM (formerly GE Desal) represents a proven standard in commercial brackish water treatment, delivering 2,300 gallons per day with an