Reverse Osmosis Systems: Reverse Osmosis Systems

For critical applications demanding the highest purity water, MARLO Reverse Osmosis (RO) Systems deliver reliable, high-efficiency performance. Leveraging over 50 years of manufacturing experience, we engineer sturdy, industrial-grade RO solutions that remove up to 99% of dissolved solids, making them ideal for boiler feed, process water, humidification, and municipal applications. Our equipment is specifically designed for rigorous commercial and industrial use, specializing in custom skid-mounted, pre-piped, and pre-wired packages to ensure seamless integration and dependable, long-term operation. Trust MARLO to provide the precise purity, capacity, and customization required for your toughest water treatment challenges!

Institutional / Industrial Custom Equipment

MPS Series

The MARLO ‘MPS’ Series Transfer Pump Skid is offered to complement our other water treatment equipment to offer you a more integrated system. The standard product platform is designed for general water transfer, such as inlet water pressure boosting and RO water transfer from a storage tank.

MRO-8H-1L Series Industrial Reverse Osmosis System

The MARLO MRO-1L Industrial Reverse Osmosis System is a specialized, hybrid design that combines the simple operation and economical features of a traditional 4" style machine with higher product flow rates and the industrial appearance of an 8" style machine.

MRO-8H Series Industrial Reverse Osmosis System

The Marlo 'MRO-8H' Series Industrial Reverse Osmosis system is designed for industrial applications requiring high-purity water (98-99% salt rejection). Nominal output capacities of 36,000-432,000 GPD (25-300 GPM).

MRO-SW Series Industrial Reverse Osmosis System

The MRO-SW series of Industrial Reverse Osmosis systems is designed to process seawater and provide a high-quality freshwater supply for a variety of potable, domestic, and industrial water solutions. Offers a wide range of output capacities (5,000-300,000 GPD).

Membrane Clean-In-Place

MARLO Clean-in-Place (CIP) Systems are engineered for on-site cleaning of Reverse Osmosis (RO) and other membrane-based water treatment equipment. Periodic cleaning of the membrane elements will extend the useful life and greatly improve the economics of ownership.

Light Commercial

MRO-4-LP Series Commercial Reverse Osmosis System

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.

MRO-4 Series Commercial Reverse Osmosis System

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).

MRO-2.5 Series Commercial Reverse Osmosis System

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.

Residential

50 GPD 3-Stage RO (TFC35 and TFC35M)

MARLO's TFC35 & TFC35M RO System (Residential Reverse Osmosis System) is designed for simplified installation and holds approximately two (2) gallons of water.

100 GPD 5-Stage RO (RO-100 5-Stage)

The MARLO RO 100 5-stage Reverse Osmosis System includes a 5 Micron Sediment Filter, automatic shut-off, and provides 100 gallons of fresh water per day.