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Dow Reverse osmosis replacement membranes remove all contaminants in your water. Dow RO membranes are cheaper than most replacement membranes and fit in many different systems.


 

Dow Reverse Osmosis Water Filters full product list:


Filmtec TW30-1812-50 RO Membrane
Special Order.
Ships in 11 to 12 days.

Retail: $79.99

Our Price: $64.95

Save 19%!

Dow Filmtec TW30-2521 RO Membrane 300 GPD
FREE SHIPPING!

within the continental U.S.

In Stock!
Ships in 1 business day

Retail: $247.99

Our Price: $209.99

Save 15%!

Watts Flowmatic W-1812-24 Replacement For Filmtec TW30-1812-24
Special Order.
Ships in 9 to 10 days.

Retail: $51.99

Our Price: $37.95

Save 27%!

Applied Membranes M-T1812A36 Replacement for GE Osmonics Desal TFM-36, TW30-1812-36
In Stock!
Ships in 1 business day

Retail: $65.99

Our Price: $49.95

Save 24%!

Dow Filmtec XLE-2521 RO Membrane TFC 365 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 10 to 11 business days.

Retail: $539.99

As Low As: $187.95

Save 65%!

Dow Filmtec TW30-2540 RO Membrane TFC 850 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 19 to 20 business days.

Retail: $519.99

Our Price: $259.22

Save 50%!

Dow Filmtec TW30-4021 RO Membrane TFC 900 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 15 to 16 business days.

Retail: $699.99

Our Price: $301.99

Save 57%!

Dow Filmtec TW30-4040 RO Membrane TFC 2400 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 12 to 13 business days.

Retail: $859.99

Our Price: $349.99

Save 59%!

Dow Filmtec XLE-4021 RO Membrane TFC 1025 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 6 to 7 business days.

Retail: $425.99

Our Price: $333.47

Save 22%!

Dow Filmtec XLE-2540 RO Membrane TFC 850 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 14 to 15 business days.

Retail: $639.99

Our Price: $279.99

Save 56%!

Dow Filmtec XLE-4040D RO Membrane TFC 2600 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 3 to 4 business days.

Retail: $863.99

Our Price: $449.99

Save 48%!

Dow Filmtec BW30XFRLE-400-341 RO Membrane
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 14 to 15 business days.

Retail: $917.99

Our Price: $781.00

Save 15%!

Dow Filmtec BW30HRLE-440i Reverse Osmosis Membrane - 12,650 GPD
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 5 to 6 business days.

Retail: $1,499.99

Our Price: $992.99

Save 34%!

Dow Filmtec TW30-1812-100D RO Membrane 100 GPD 25-Pack
FREE SHIPPING!

within the continental U.S.

Special Order.
Ships in 9 to 10 days.

Our Price: $1,549.75

Dow Filmtec BW30-400 RO Membrane - 10,500 GPD
FREE SHIPPING!

within the continental U.S.

Special Order.
Ships in 19 to 20 days.

Retail: $917.99

Our Price: $780.99

Save 15%!