Aqua Filter Pro Dow Filmtec SW30-4040 Sea Water Membrane Aqua Filter Pro Dow Filmtec SW30-4040 Sea Water MembraneDOW FILMTEC BW30-4040Membrane-Operating Limits-Membrane Type: PolyamideThin-Film CompositeMaximum OperatingTemperature 113 : °F (45°C)Maximum Operating Pressure: 600 psi (41 bar) MaximumFeed Flow Rate – 4040 elements :16 gpm (3.6 m3/h) – 2540 elements 6 gpm (1.4 m3/h)Maximum Pressure Drop: 15 psig (1.0 bar)pH Range, Continuous Operationa: 2 – 11pH Range, Short-Term Cleaningb: 1 – 13Maximum Feed Silt Density Index :SDI 5Free Chlorine Tolerancec : <0.1 ppm +971562425645 Enquire Now