Reverse Osmosis Membrane element

We choose Filmtec membrane from DOW chemical because of reliability of product quality.

From our testing, Filmtec membrane is the best in start up time and do not have any effect from preservative to the aquarium.

Available size : 1.8 x 12 in standard

50 GPD RO membrane element

75 GPD RO membrane element

*For industrial standard element please contact our

Product Information

FILMTEC™ reverse osmosis membrane elements for home drinking water are the industry’s most reliable. Advanced membrane technology and automated fabrication allow these elements to deliver consistent performance that equipment suppliers, water treatment dealers, and residential customers can rely on. FILMTEC elements are shipped dry for convenient handling and long shelf-life. These elements are NSF/ANSI Standard 58 listed. Equipment suppliers can take advantage of FilmTec’s Standard 58 listing and participation in the NSF Data Transfer Protocol to reduce costs for reduction claims for their systems.

FILMTEC home drinking water elements are rated at 50 psi and will purify about 20% more water than competitive elements rated at 60 psi (please see the datasheet for more information).

Product Name Permeate Flow Rate
gpd (l/hr)
Stabilized Salt Rejection
Minimum Salt Rejection
FILMTEC TW30-1812-50 50 (7.9) 98.0 96.0
FILMTEC TW30-1812-75  75 (12) 98.0   96.0

1. Permeate flow and salt rejection based on the following test conditions: 250 ppm softened tapwater, 77°F (25°C), 50 psig (3.4 bar), and 15% recovery.

FILMTEC™ Trademark of The Dow Chemical Company