Pentair TLC Residential Membranes use an industry leading state of the art TLC (Thin Layer Composite) membrane providing high quality water for a broad range of water chemistries.
The Pentair GRO-75EN are Tested and Certified by NSF International against NSF/ANSI Standard 58 for materials and structural integrity requirements.
Double the recovery over standard reverse osmosis elements
Rejection performance comparable to standard reverse osmosis elements.
High rejection stability at high input TDS
TLC Thin Layer Composite membrane
125 PSI (6.90 bar)
Free Chlorine: 0.1 ppm
1:1 Clean Product Water to Rejected Water.
Pentair GRO-75 EN - Tested at 65 psi, 77 F Temp, 50% Recovery, 500 ppm NaCL/RO
Excellent Reverse Osmosis Water Filtration Membrane. Saves Water. 1:1 Clean Product Water to Rejected Water.
Link to Pentair Website for GRO-EN Membrane: http://waterpurification.pentair.com/en-US/product/ro-elements/gro/