Industrial/commercial extra-low pressure Reverse Osmosis membrane for pure water fed pole window cleaning systems  - the ideal choice if you use a booster pump.

Able to operate at very low pressures (100psi/6.8Bar) the HF4 range of membranes have an outstanding rejection rate of 98.5%, which coupled with their low pressure capabilities are able to deliver significant energy savings. The HF4 comes with an outer ABS hard shell providing an extra element of protection during storage, transportation and installation.

This membrane is a replacement for:

Axeon HF4-4040

Filmtec XLE-4040

Osmonics AK4040