FILMTEC XLE-4021

FILMTEC™ reverse osmosis (RO) elements offer the highest quality water for small commercial systems purifying less than one gallon per minute (0.2 m3/d) of RO water.

  • FILMTEC membranes are available in a variety of sizes to meet a wide range of space requirements.
  • FILMTEC XLE extra low energy elements operate at the lowest pressure in the industry, resulting in lower energy costs and enabling system builders to use lower cost components.
  • In addition to the highest quality water and the lowest energy costs, FILMTEC membranes also deliver savings by providing the industry’s longest lasting and most reliable performance.
Product Name Nominal Active Surface Area
ft2 (m2)		 Permeate Flow Rate
gpd (m3/d)		 Stabilized Salt Rejection
(%)
FILMTEC XLE-4021 36 (3.3) 1025 (3.9) 99.0
1. Permeate flow rate and salt rejection based on the following test conditions: 500 ppm NaCl, 100 psig (6.9 bar), 77°F (25°C), and 8% recovery.
2. Permeate flow rates for individual elements may vary +/-20%.
3. For the purpose of improvement, specifications may be updated periodically.




These membranes may be subject to drinking water application restrictions in some countries: please check the application status before use and sale.


®™* Trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow
Related Links
Datasheet – Extra Low Energy Elements – English (84KB PDF)
Datasheet – Extra Low Energy Elements – 中文 (590KB PDF)
Datasheet – Small Commercial Elements – English (80KB PDF)