Reverse Osmosis (RO) Membranes

PRF-RO / GE Merlin Replacement RO Membrane

Genuine Pentair PRF-RO Membrane TLC-350


TLC-350 Pentair membrane GE Merlin and PRF-RO Systems GE Merlin has been taken over by Pentair hence the change in brand name

These are genuine TLC-350 membranes sold as a pair




Prices include delivery to UK Mainland
(ex. Scottish Highlands)


£287.61 pair ea
(£338.00 including vat and UK delivery)


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Axeon 100gpd RO Membrane

Axeon TF-1812-100 genuine 100gpd Reverse Osmosis Membrane


BENEFIT 100% Integrity Tested

Shipped Dry for Extended Shelf Life

Fits all Standard 2" x 12" Residential Reverse Osmosis Membrane Housings

Permeate Flow Rate GPD (lph) - 100 (15.77)

Membrane size - 1.8" x 12"

Applied Pressure PSI - 60

Rejection Rate 98%




Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £29.00 ea
(£34.80 including vat and UK delivery)

2 - £26.60 ea
(£31.92 including vat and UK delivery)

3 + £25.50 ea
(£30.60 including vat and UK delivery)


Sorry out of stock

Axeon 150gpd RO membrane

Axeon TF-1812-150 genuine 150gpd reverse osmosis membrane


R.O. Axeon's newest residential membrane is the 150 gallon per day Thin Film Composite element. It is manufactured with the industry's leading Film Technology membrane flat sheet and is spiral wound to fit all standard size residential Reverse Osmosis membrane housings. This new 1.8" x 12" membrane element produces 150 gallons per day (GPD) at 65 psi with a nominal rejection of 98%. R.O. Axeon's TF membranes are integrity tested and shipped "dry" for longer shelf life and are now NSF 58 approved.




Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £39.17 ea
(£47.00 including vat and UK delivery)

2 - £36.25 ea
(£43.50 including vat and UK delivery)

3 + £34.17 ea
(£41.00 including vat and UK delivery)


Sorry out of stock

Spectrum 150gpd RO membrane

Spectrum SRO-1812-150 genuine 150gpd Reverse Osmosis Membrane


Spectrum's newest residential membrane is the 150 gallon per day Thin Film Composite element. It is manufactured with the industry's leading Film Technology membrane flat sheet and is spiral wound to fit all standard size residential Reverse Osmosis membrane housings. This new 1.8" x 12" membrane element produces 150 gallons per day (GPD) at 65 psi with a nominal rejection of 98%. Spectrum's TF membranes are integrity tested and shipped "dry" for longer shelf life and are now NSF 58 approved.




Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £25.83 ea
(£31.00 including vat and UK delivery)

2 - £22.92 ea
(£27.50 including vat and UK delivery)

3 + £21.00 ea
(£25.20 including vat and UK delivery)


Please enter quantity required:

Axeon TF3012-500 RO Membrane

Axeon 500 GPD Membrane


BENEFIT 100% Integrity Tested

Shipped Dry for Extended Shelf Life

Fits 3" x 12" Reverse Osmosis Membrane Housings

Permeate Flow Rate GPD (lph) - 500 (78.86)

Membrane size - 2.9" x 12"

Applied Pressure PSI - 70

Rejection Rate 98%




Prices include delivery to UK Mainland
(ex. Scottish Highlands)


£100.00 ea
(£120.00 including vat and UK delivery)


Axeon HF4 4021 Low Pressure RO Membrane

Axeon HF4 4021 Commercial Reverse Osmosis Membrane


This low pressure commercial membrane element provides reliability, high performance and consistent results. HF4 Series ro membranes are low energy elements with a standard operating pressure of 100 psi.

If water pressure is lower than 40 PSI we would recommend using our booster pump or choose the HF5-4021 if no booster pump is to be added.

  • Length: 4" x 21"
  • Permeate Flow Rate: 100GPD
  • Applied Pressure: 100PSI
  • Stabilized Salt Rejection: -98%
  • Manufactured in the USA



Prices include delivery to UK Mainland
(ex. Scottish Highlands)


£195.83 ea
(£235.00 including vat and UK delivery)


Axeon HF5 4021 Ultra Low Pressure RO Membrane

Axeon HF5 4021 Commercial Reverse Osmosis Membrane


This extra low pressure commercial membrane element provides reliability, high performance and consistent results. HF5 Series membranes are extra low energy elements with a standard operating pressure of 80 psi.

  • Length: 4" x 21"
  • Permeate Flow Rate: 100GPD
  • Applied Pressure: 80PSI
  • Stabilized Salt Rejection: -98%
  • Manufactured in the USA



Prices include delivery to UK Mainland
(ex. Scottish Highlands)


£216.67 ea
(£260.00 including vat and UK delivery)


Axeon HF5 4040 Ultra Low Pressure RO Membrane

HF5 4040 Commercial Reverse Osmosis Membrane


This extra low pressure commercial ro membrane element provides reliability, high performance and consistent results. HF5 Series ro membranes are extra low energy elements with a standard operating pressure of 80 psi.

Can be used in Brodex, Purefreedom and Ionic systems where only mains water is used



  • Length: 4" x 40"
  • Permeate Flow Rate: 2500GPD (9450LPD)
  • Applied Pressure: 80PSI
  • Stabilized Salt Rejection: -98%
  • Manufactured in the USA

Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £317.50 ea
(£381.00 including vat and UK delivery)

2 + £311.67 ea
(£374.00 including vat and UK delivery)

Please enter quantity required:

Axeon HF4 4040 RO Membrane

HF4 4040 Commercial Reverse Osmosis Membrane


This commercial ro membrane element provides reliability, high performance and consistent results. HF4 Series ro membranes are low energy elements with a standard operating pressure of 100 psi.

Can be used in Brodex, Purefreedom and Ionic systems where a Booster Pump is used



  • Length: 4" x 40"
  • Permeate Flow Rate: 2500GPD (9450LPD)
  • Applied Pressure: 001PSI
  • Stabilized Salt Rejection: -98%
  • Manufactured in the USA

Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £240.83 ea
(£289.00 including vat and UK delivery)

2 + £237.50 ea
(£285.00 including vat and UK delivery)

Please enter quantity required:

Dupont - TapTec LC HF-4040 RO Membrane


Dupont - TapTec are a new exciting range of Reverse Osmosis Membranes Elements offering unique balance of reliability and value for performance.

TapTec LC HF-4040 is rated at 150 PSI and has an output of 2800GPD making it a high performance membrane.

Using our booster pump at 150 PSI along with this product, we have achieved around 440 litres per hour with a rejection rate of 98.2%.

  • Length: 4" x 40"
  • Permeate Flow Rate: 2800GPD (10584LPD)
  • Applied Pressure: 150PSI
  • Stabilized Salt Rejection: 99%
  • Manufactured in the USA



Prices include delivery to UK Mainland
(ex. Scottish Highlands)


£266.67 ea
(£320.00 including vat and UK delivery)

Dow - Filmtec XLE-4040 RO Membrane

Genuine Filtec XLE-4040 Commercial Reverse Osmosis Membrane


FilmTec XLE-4040 Elements offer better system performance and economics for small commercial systems by operating at very low applied pressure.

FilmTec XLE-4040 elements are tape-wrapped.

  • Length: 4" x 40"
  • Permeate Flow Rate: 2600GPD (9828LPD)
  • Applied Pressure: 100PSI
  • Stabilized Salt Rejection: -99%
  • Manufactured in the USA



Delivery time is 2/3 weeks from order


Contact us to order

Spectrum SRO-4040-2500-LE Low Energy RO Membrane

SRO-4040-2500-LE Commercial Reverse Osmosis Membrane


This commercial ro membrane element provides reliability, high performance and consistent results. Constructed with some of the highest grade membrane media and with a standard operating pressure of 100 psi.

  • Length: 4" x 40"
  • Permeate Flow Rate: 2507GPD (9480LPD)
  • Applied Pressure: 100PSI
  • Stabilized Salt Rejection: -99%
  • To achieve 99% rejection rate a booster pump will be required



Prices include delivery to UK Mainland
(ex. Scottish Highlands)


1 - £238.33 ea
(£286.00 including vat and UK delivery)