Designed specifically for municipal applications. Once installed the Reverse Osmosis system will treat water at every output in your home or business.

M4 system can produce up to 2,100 to 14,400 Gallons of water Per Day

Designed for easy installation with our skid mounted, pre-plumbed, pre-wired system

Available automation controller to ensure optimal performance and monitoring of your system


The M4 Series is the solution to the growing demand for municipal water applications.

The M4 Series is capable of producing 2,100 to 14,400 gallons of water per day. Designed with your home and business water needs in mind, the innovative engineering and industrial design allow for convenient installation, user-friendly operation and ease of maintenance to save you time and money.

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Benefits & Features


  • Cost-Effective
  • Produces top-tier water quality in every use
  • Simple Installation with minimal maintenance
  • Pre-plumbed, and pre-wired
  • Energy Efficient
  • Point-Of-Entry system to treat all of the water outputs
  • Remote Control System for ease of use
  • Fast Flush Time Standard on M4-6 (Optional for M4-1,-2,-3,-4)

Great For:

  • BioTech
  • Automotive
  • Food & Beverage
  • Pharmaceutical
  • Green Houses
  • Healthcare
  • Agriculture
  • Chemicals
  • Hospitality
  • Homes

Standard Features:

  • Powder Coated Carbon Steel Frame
  • Inlet Valve
  • 5 Micron Sediment Cartridge Filter
  • Pre-Filter Gauge
  • Concentrate Flowmeter
  • Product Flow Meter

Need more water?

Our M8 produces 32,000 to 190,000 Gallons Per Day



Some industries that can find value with our advanced water purification system involve breweries, distilleries, wineries, bottling companies, plumbers, pharmaceuticals, medical, biotech, automotive, cannabis, car washes, food & agriculture, oil and gas production, hospitality, communities, and homeowners. 

However, if we're honest, any business or home that desires fresh, clean water for operation, the M4 Series can provide quality and security with ultra-purified water. Additionally, those with well water hookups significantly benefit from the M4 Series.

You can find the answer to this by conducing a feed water analysis to ascertain which contaminants exist in your water. There are different water purification systems, and our engineers can provide further assistance. We put our customers first, which means we offer you guidance on which option best fits your needs with our on-call availability and hands-on technical support. Please reach out to us for any questions and inquiries.

We designed this system specifically to treat and purify Municipal, Well Water or Lake Water.

Yes, we design all our products for easy installation with your best interest in mind. The M4/M8 systems require minimal installation efforts with our skid-mounted, pre-plumbed, pre-wired system. All you need is your municipal feed water analysis.

Yes, this is a necessary step to ensure we can spec the system that will meet your requirements. Feel free to contact FCI and speak with an Engineer who will be able to assist you with the feedwater analysis information.

We recommend installing it in a utility room, but the reverse osmosis system must be installed on a level surface.

We recommend installing the home reverse osmosis system in your garage, utility room, or shed. The M4 is 20 inches wide and 50 inches tall. If you’re located in a colder climate, be mindful of freezing temperatures. The effectiveness of the M4 Series system is related to the water’s temperature and TDS.

Yes, when installed inline with the main water feed into the house reaches and treats every water output with our point-of-entry design in your home or business.

You will have Pre-Filters that will be changed as needed depending on the feed water quality, and membranes once the systems performance is reduced down the line. At FCI Watermakers, we pride ourselves on our engineering, which means the unit requires minimal maintenance. Our systems are exceptionally manufactured and meticulously tested for quality and durability.

Yes, with the optional Blending Valve, this allows you to adjust the amount of feedwater blended into the permeate water stream of the unit.

Yes, the optional Fast Flush system (standard on the M4-6) allows the system to utilize the incoming feedwater to flush the membranes during operation. When the system is in standby, this ensures the membranes stay in optimum condition and also improves the membrane life.

Yes, you can install an optional pre-wired 120 VAC plug to easily connect a chemical feed system or other accessories that use a standard 120 VAC plug.

Clean Water to the World


Contact Us

Or call us at 801.906.8840


Clean Water to the World


Contact Us

Or call us at 801.906.8840