LG RO Membrane 4021

£250.00 Incl. VAT

The LG RO Membrane 4021 utilises innovative thin film nanocomposite (TFN) technology, offering superior performance at low pressure with intrinsic anti-fouling properties designed for use with brackish water. Compatible with all standard 4″ x 21″ membrane housings, these membrane elements provide energy-saving characteristics with high rejection rates of 99.5% at operating pressures of 10.3 bar.

Product Features
  • Suitable for all standard 4″ x 21″ membrane housings
  • TFN technology with anti fouling properties
  • High nominal rejection rate of up to 99.5%
  • Low pressure energy saving membrane
Choosing RO Membrane

When selecting an RO membrane you should ensure that your application parameters meet the feed requirements stipulated to ensure optimum performance and water quality. You should consider things such as feed pressure, permeate flow (production rate) and rejection rates. For help choosing or cross-referencing a suitable membrane please speak to a member of our team.

Help & Advice

Need help or advice on which size to choose? No problem, drop us an email, start a live chat or give us a call on 01622 933 853 and we’ll be sure to help.

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LG RO Membrane 4040
LG RO Membrane 4021
£250.00 Incl. VAT
SKU: LG4021-ES Category: Tag:
LG RO Membrane 4040
LG RO Membrane 4021
£250.00 Incl. VAT

LG RO MEMBRANES

Brackish Water RO Membranes

LG’s range of brackish water membranes offer high permeability at low operating pressures, suitable for low to medium salinity brackish feed water. The energy saving properties and unique TFN technology make these membranes an excellent choice for applications where reliability is essential, with significantly lower running costs than traditional membrane alternatives.

LG BW 4021 ES RO Membrane
This LG BW 4021-ES is an energy saving membrane that offers an average rejection rate of 99.5% at an operating pressure of 10.3 bar. It is a low energy membrane and is a suitable alternative to Oltremare LOW2-4021, Axeon HF1-4021 and Dow/Filmtec LE-4021.

Why Choose LG RO Membranes?

  • High permeate flow rate of up to 3,800 litres per day
  • Suitable for low to medium salinity brackish water
  • Popular alternative to other 4021 RO membranes
  • High operating temperatures up to 45⁰C
  • Genuine LG energy saving membrane

Compatible Products:
RO Membrane Housings

Product Resources:
LG 4021 BW ES Data Sheet →

Reverse Osmosis Solutions

We’re pleased to offer a comprehensive range of reverse osmosis solutions, from full systems to replacement membranes and accessories. Can’t find exactly what you’re looking for? Get in touch with a member of our team today.

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Reverse Osmosis Solutions

Additional Information

Brand

Dimensions

ATD Diameter 100mm
Connection Diameter 19mm
Length 533mm

Weight

2.3kg

Permeate Flow

3.8m³/day

Average Rejection Rate

99.5%

Pressure Drop

15 PSI Per Element

Max Operating Temperature

45⁰C

Max Operating Pressure

600 PSI

Membrane Active Area

34ft²

pH Range

2-11