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Reverse Osmosis Membranes – ESNA

You are here : Home | Consumables | Reverse Osmosis Membranes | Hydranautics | ESNA


 

Hydronautics RO Membrane Logo

High performance nanofiltration membranes ideal for softening applications and the removal of pesticides, bacteria or viruses.

ESNA1 LF LD – 8″

Permeate Flow8,200 gpd (31.0 m3/d)
Salt Rejection89%
ConfigurationLow Fouling Spiral Wound
Membrane PolymerComposite Polyamide
Membrane Active Area400 ft2 (37.1m2)
Maximum Applied Pressure600 psig (4.16 MPa)
Maximum Chlorine Concentration<0.1 PPM
Maximum Operating Temperature113ºF (45ºC)
pH Range, Continuous (Cleaning)2-10 (1-12)*
Maximum Feedwater Turbidity1.0 NTU
Maximum Feedwater SDI (15 mins)5.0
Maximum Feed Flow75 GPM (17.0 m3/h)
Minimum Ratio of concentrate to Permeate flow for any element5:1
Maximum pressure drop for each element10 psi

ESNA1 LF2 LD – 8″

Permeate Flow10,500 gpd (39.7 m3/d)
Salt Rejection86%
ConfigurationLow Fouling Spiral Wound
Membrane PolymerComposite Polyamide
Membrane Active Area400 ft2 (37.1m2)
Maximum Applied Pressure600 psig (4.16 MPa)
Maximum Chlorine Concentration<0.1 PPM
Maximum Operating Temperature113ºF (45ºC)
pH Range, Continuous (Cleaning)2-10 (1-12)*
Maximum Feedwater Turbidity1.0 NTU
Maximum Feedwater SDI (15 mins)4.0
Maximum Feed Flow75 GPM (17.0 m3/h)
Minimum Ratio of concentrate to Permeate flow for any element5:1
Maximum pressure drop for each element10 psi

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