The MARLO MRO-4-LP Series Commercial Reverse Osmosis system offers a low pressure, energy saving design for light commercial water purification applications requiring an economical means for high purity water. Nominal output capacities of 3,600 - 16,200 GPD.

The MARLO MRO-4 Series Reverse Osmosis systems are designed for larger commercial reverse osmosis and industrial reverse osmosis applications requiring high purity water (98-99% salt rejection).

The MARLO 'MRO-2.5' Series Economy type Commercial Reverse Osmosis system is designed for commercial water treatment applications requiring purified water (90%+ salt rejection). Nominal output capacities of 200-2,500 GPD. Vertically arranged membrane housings allow for minimal floor space requirements.