4" x 40" | 2000 GPD | 150 psi | 99.6% Rej. | Hydranautics ESPA Low Pressure Membrane (Replaces ESPA2-4040) Flow Meters 5 x 21 Nanofiltration Membrane

5 x 21 Nanofiltration Membrane produces 250 gallons per day at 90% rejection and fits a standard 2

More cost-effective and space-efficient than water softeners

See manufacturer's specification sheet for flow rates at different doses

Water Systems

H-S4015ANW

4" x 40" | 2000 GPD | 150 psi | 99.6% Rej. | Hydranautics ESPA Low Pressure Membrane (Replaces ESPA2-4040) Flow Meters 5 x 21 Nanofiltration MembraneHydranautics ESPA Series RO Membrane Elements ESPA2 LD 4040 Ultra Low Energy 4" x 40" Reverse Osmosis Membrane Element Hydranautics ESPA2 LD 4040 membrane provides optimum salt rejection and permeate flows and features Hydranautics Low Differential LD Technlogy to minimize colloidal fouling when used with conventional pre treatment equipment. Hydranautics ESPA2 LD 4040 membranes offer consistently low feed pressures and longer intervals between