This 4 X 21 inch 1000 GPD @ 100psi this commercial membrane is an ideal replacement for your old Blue Marlin RO Membrane or for any Commercial Reverse Osmosis System. Even at low pressures, this RO element will prodcue water like a champ. At 60 psi, flow rates of 600 GPD can be realized.

For Best Use:

• >550 PPM TDS 
• De-Chlorinated, Softened Feed Water
• 77 Degrees F
• Maximum Pressure drop for each element is 10 psi. Permeate flow for individual elements may vary +/- 20%.

Includes:

• 100 GPD {DOW -75} Reverse Osmosis Membrane
• Membrane Housing w/ Clips
• Tee's w/ 1 piggy back, Crosses w/ 2 piggy backs
• Tubing

Here at last is a TRUE Thin Film Composite (TFC) Reverse Osmosis Membrane from AquaFX.

This model is rated for 100 Gallons per Day with a stabilized salt rejection of 98.6%. Model # TF-100

ALL Of Our Membranes are all High Silicate Rejection, no need to pay a extra for the BEST

These will fit any standard RO Membrane housing, so you can 'upgrade' your system to an Aqua Engineering & Equipment RO Membrane.