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4" Dia Membranes

4" Diameter Spiral-Wound, Thin-Film Composite Membranes
LG RO Membrane - BW 4040 R High Salt Rejection
-13%

LG RO Membrane - BW 4040 R High Salt Rejection

Regular price $419.00
Sale price $419.00 Regular price $485.00
Unit price
LG BW 4040 R Membrane, High Salt Rejection Reverse Osmosis Membrane    Permeate Flow GPD...
Revese Osmosis Membrane Vontron LP21-4040
-8%

Revese Osmosis Membrane Vontron LP21-4040

Regular price $365.00
Sale price $365.00 Regular price $400.00
Unit price
Brackish Water Reverse Osmosis Membrane - Vontron LP21-4040, 4 inch x 40 inch     Permeate...
Hydranautics CPA5-LD-4040 Reverse Osmosis Membrane
-13%

Hydranautics CPA5-LD-4040 Reverse Osmosis Membrane

Regular price $518.00
Sale price $518.00 Regular price $600.00
Unit price
Hydranautics CPA5-LD-4040, 4 inch x 40 inch Brackish Water RO Membrane 4”x40” Hi Rejection Brackish...
FilmTec BW30 PRO-4040 - 4" x 40" Brackish Water Membrane
-10%

FilmTec BW30 PRO-4040 - 4" x 40" Brackish Water Membrane

Regular price $520.00
Sale price $520.00 Regular price $580.00
Unit price
FilmTec BW30 PRO 4040 Membrane, 4 inch x 40 inch Reverse Osmosis Membrane Fouling resistant...