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RO Membranes

We can special order from many different suppliers if you cannot find what you are looking for. Please send us an email at info@onlinewaterparts.com and a dedicated account manager will assist you in finding the correct parts for your equipment.
$396.03 - $396.03
$396.03
$396.03 - $396.03
$396.03

LCLE4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. Large commercial, Low energy. 2,900 GPD flowrate. 99.5% nominal rejection.

$396.03 - $396.03
$396.03
$396.03 - $396.03
$396.03
$320.00 - $320.00
$320.00
$320.00 - $320.00
$320.00

BW30-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. 2,400 GPD flowrate. 99.5% nominal rejection.

$320.00 - $320.00
$320.00
$320.00 - $320.00
$320.00
$387.02 - $387.02
$387.02
$387.02 - $387.02
$387.02

CPA2-4040 - 4" x 40" Reverse Osmosis Membrane Element Hydranautics Membrane

In stock

4" x 40" Hydranautics reverse osmosis membrane element. 2,250 GPD flowrate. 99.3% nominal rejection. 225 test pressure.

$387.02 - $387.02
$387.02
$387.02 - $387.02
$387.02
$288.02 - $288.02
$288.02
$288.02 - $288.02
$288.02

ESPA1-LD-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

In stock

4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA1-LD-4040. 2,450 GPD Flow Rate. 98% Nominal Rejection. 150PSI Test Pressure.

$288.02 - $288.02
$288.02
$288.02 - $288.02
$288.02
$263.59 - $263.59
$263.59
$263.59 - $263.59
$263.59

BW30-2540 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

8" x 40" Dow Filmtec RO membrane element. Industrial Grade, High Rejection, Brackish water. 1,000 GPD flowrate. 99.5% nominal rejection. ?ÿ

$263.59 - $263.59
$263.59
$263.59 - $263.59
$263.59
$432.02 - $432.02
$432.02
$432.02 - $432.02
$432.02

XLE-4021 - 4" x 21" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 21" Dow Filmtec RO membrane element. 1,025 GPD flowrate. 99% nominal rejection.

$432.02 - $432.02
$432.02
$432.02 - $432.02
$432.02
$378.02 - $378.02
$378.02
$378.02 - $378.02
$378.02

ESPA2-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

In stock

4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA2-4040. 1,900 GPD Flow Rate. 99.6% Salt Rejection. 150PSI Test Pressure.

$378.02 - $378.02
$378.02
$378.02 - $378.02
$378.02
$333.02 - $333.02
$333.02
$333.02 - $333.02
$333.02

LCHR-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. Large commercial, Low energy. 2,500 GPD flowrate. 99.1% nominal rejection.

$333.02 - $333.02
$333.02
$333.02 - $333.02
$333.02
$248.42 - $248.42
$248.42
$248.42 - $248.42
$248.42

RE4040-BE - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. 2,400 GPD flowrate. 99.7% nominal rejection.

$248.42 - $248.42
$248.42
$248.42 - $248.42
$248.42
$1,814.50 - $1,814.50
$1,814.50
$1,814.50 - $1,814.50
$1,814.50

RO-390-FF - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

8" x 40" Dow Filmtec RO Membrane element, Full-Fit configuration. 9,000 GPD flowrate. 99.5% nominal rejection.

$1,814.50 - $1,814.50
$1,814.50
$1,814.50 - $1,814.50
$1,814.50
$705.59 - $705.59
$705.59
$705.59 - $705.59
$705.59

RO4040-FF - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. Full Fit. 2,400 GPD flowrate. Stabilized Salt Rejection 99.5%.

$705.59 - $705.59
$705.59
$705.59 - $705.59
$705.59
$225.02 - $225.02
$225.02
$225.02 - $225.02
$225.02

T2026-200 - 2" x 26" Reverse Osmosis Membrane

In stock

2" x 26" TFC RO membrane element. 200 GPD flowrate.

$225.02 - $225.02
$225.02
$225.02 - $225.02
$225.02
$270.02 - $270.02
$270.02
$270.02 - $270.02
$270.02

XLE-2521 - 2.5" x 21" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

2.5" x 21" Dow Filmtec RO membrane element.?ÿ365 GPD flowrate. Stabilized Salt Rejection 99.0%

$270.02 - $270.02
$270.02
$270.02 - $270.02
$270.02
$404.00 - $404.00
$404.00
$404.00 - $404.00
$404.00

XLE-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

4" x 40" Dow Filmtec RO membrane element. 2,600 GPD flowrate. Stabilized Salt Rejection 99.0%

$404.00 - $404.00
$404.00
$404.00 - $404.00
$404.00
$288.02 - $288.02
$288.02
$288.02 - $288.02
$288.02

ESPA1-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

In stock

4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA1-4040. 2,600 GPD Flow Rate. 98% Nominal Rejection. 150PSI Test Pressure. New p...

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$288.02 - $288.02
$288.02
$288.02 - $288.02
$288.02
$1,006.26 - $1,006.26
$1,006.26
$1,006.26 - $1,006.26
$1,006.26

XLE-440 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

In stock

8Ÿ?? x 40 Ÿ?� Dow Filmtec RO Membrane element. Extra low energy, High productivity. 14,000 GPD flowrate. 99% nominal rejection.

$1,006.26 - $1,006.26
$1,006.26
$1,006.26 - $1,006.26
$1,006.26
$855.05 - $855.05
$855.05
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$855.05

BW30PRO-365 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

26 in stock

8" x 40" Dow Filmtec RO membrane element. Industrial Grade, High Rejection, Brackish water. 9,500 GPD flowrate. 99.5% nominal rejection. ‹¯¨Limited...

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$855.05 - $855.05
$855.05
$855.05 - $855.05
$855.05