10 Best Commercial Reverse Osmosis Membrane of December 2025

• 2200 Gallon Per Day Membrane for Commercial Reverse Osmosis systems.
• Provides stable TDS.
• Advanced membrane technology with innovative thin layer composite membrane design.
• More consistent performance with less fouling requiring less frequent cleaning and change outs.
• 100% dry-stored membrane maximizing shelf life.

Max Water

• Commercial Stainless Steel 4" x 40" Membrane Pressure Vessel Housing
• Max Working pressure: 300 psi
• Feed/concentrate Connection: 3/4" Feed and Drain Ports (FNPT)
• 1/2" Permeate Ports (FNPT)
• Stainless Clamps, and Stainless Hardware Brackets Included

Max Water

• 5-STAGE FILTERS: 1-3rd stages remove rust, sand, chlorine, disinfection byproducts and odor. 4th stage RO Membrane removes heavy metals, pesticide residues, etc. 5th Stage removes chlorine, tastes to improve the quality of drinking water.
• GREAT CAPACITY: Advanced 500GPD membrane saves 60% of water, with LOW WASTE 1.5:1 pure to drain water ratio. Great for light commercial in Restaurants, Salons, Labs, and Offices all benefit in their ways from high-quality RO water.
• HIGH EFFICIENCY BOOSTER PUMP: No worries for low water pressure. Built in booster pump increases the production of purified water by raising the water pressure and maximizes RO production rate to the optimal level for the reverse osmosis process.
• FEATURES: Come with Sliver Chrome drinking water faucet with 360° free swivel and Easy to Read Water Pressure Gauge.
• EASY-TO-INSTALL AND REPLACE FILTER: Typically, in a couple of hours with industry-leading help just a phone call away with well-organized instructions and videos. Clear see-through 1st stage housing makes filter inspection a snap.

iSpring

• Reverse Osmosis Membrane Replacement: Our state of the art Reverse Osmosis Membrane with a filtration accuracy of 0.0001μm effectively reduces most impurities including TDS, fluoride, heavy metals, and limescale in your tap water
• RO Membrane Replacement: Each Express Water replacement RO membrane is specially designed for quick and easy replacement. Get the cleanest water and the best value in your reverse osmosis water filter
• Commercial Reverse Osmosis Membrane: High density graded RO membrane ensures you get the cleanest water and the best value in your reverse osmosis water filter
• Replacement RO Membrane: Express Water RO membranes are made with the highest quality materials for long-lasting filtration and value
• On Demand Support: Support from experts who can answer any of your questions about your replacement water filters

EXPRESS WATER

• The Dow Filmtec TW30-2540 is tape-wrapped, making it more economical for commercial systems with less than 3 elements per housing
• Dow Filmtec tape wrapped-elements are made from the same high quality materials as industrial membranes, but do not have a hard outer shell
• May be cleaned over a wide range of pH levels (pH 1-13) for maximum cleaning effectiveness
• Free Chlorine Tolerance: <0.1 ppm

Dow Filmtec

• Provides stable TDS
• Iron and Manganese: We recommend using a manganese filter. Excessive manganese will damage the RO membranes. Generally we require feed water manganese less than 0.5mg/L
• Makes it down to 1/10,000th of a micron
• 2400 Gallon Per Day Membrane for Commercial Reverse Osmosis systems.
• Advanced membrane technology with innovative thin layer composite membrane design.

Max Water

• Commercial Stainless Steel 4" x 40" Membrane Pressure Vessel Housing
• Max Working pressure: 300 psi
• Feed/concentrate Connection: 3/4" Feed and Drain Ports (FNPT)
• 1/2" Permeate Ports (FNPT)
• Stainless Clamps, and Stainless Hardware Brackets Included

Max Water

• Made in the USA in ISO 9001:2015 Quality Certified Facility. 100% Quality and Performance Tested.
• Applied Membranes 4x40 RO membrane fits standard PVC and Stainless Steel RO Membrane Housings.
• Highest Flow: 3000 GPD at 225 psi. 99.5% Salt Rejection. Tape Wrapped. Thin Film Reverse Osmosis Membrane
• AMI commercial RO membrane elements produce high quality water from tap or brackish water in small commercial RO systems
• Replacement RO Membrane Water Filter for Commercial Reverse Osmosis Systems

APPLIED MEMBRANES INC.

• Best for Commercial, Car Wash, Whole House Reverse Osmosis Systems, Industrial, ETC.
• 2600 GPD @110 PSI and 99.7% Salt Rejection. High Quality Toray Brand Membrane Sheets.
• Best to use with TDS under 2500 ppm.
• Compatible with most 4" x 40" Membrane housings, including Dow Filmtec TW30-4040, XLE-4040, LE-4040.
• Also replaces CSM 4040, Vontron ULP-4040, Axeon, Hydranautics, Hydronix, and Others.

MR

• Hydron 2400 Gallon per day Commercial Membrane
• Fits most standard 4x40 Commercial RO membrane housings
• 2,400 GPD, 99.0% rejection and a minimum rejection rate of 98.5%
• Hard fiberglass shell protects membrane and provides outstanding performance
• Made in Taiwan

Hydronix