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Water Filtration System Installation ∴ Water Filter Replacement ∴ Johnstown, CO ∴ Frederick, CO


M and M Heating, Cooling, Plumbing and Electrical resolves all manner of household water concerns with advanced water filtration innovations. Family-owned and locally operated, we know that water in Longmont, CO and the entire Front Range isn’t necessarily healthy to consume.

Water Filtration System Installations Longmont, Dacono, Eric, Firestone, Frederick, Johnstown, Longmont, Mead, CO


M and M Heating, Cooling, Plumbing and Electrical customizes our recommendations, creating a strategy according to your specific situation, budget, and goals. We explain options and outline the necessary steps for sustainable improvement.

Trust in our team for your water filtration system services!

Our fully licensed and insured specialists strive for 100% satisfaction. Don’t hesitate to call us at (720) 608-3973 for prompt scheduling and free second opinions anywhere across Longmont, Dacono, Eric, Firestone, Frederick, Johnstown, Longmont, Mead, CO. With the installation of an effective filtration system, you enjoy clean, tasty, odor-free water right from the tap!


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Word Around Town
As usual, the service was timely and Stephen does an exceptional job. Very customer oriented, and explains any issues in detail so you can make educated decisions. Have used M&M for many years and extremely pleased.
Michael G.
M and M replaced my 40 year old hot water baseboard boiler heater and zone valves. They did a great job. Professional and protected my new carpet. I would highly recommend them.
Brian W.
So far, so good! The tech, Will, who came out to evaluate our AC and Furnace was quick and efficient, and located the issues that two other well-reviewed local HVAC companies didn’t catch. He made clear recommendations on how we...
Ben W.
I appreciate the honesty and integrity that he presented. Did not try to steer me in a direction that was not needed just to make a buck. I would recommend M and M just off that alone. That’s hard to...
Mike R.
Working with Chad was really great. He understood our needs, explained what would need to be done to accomplish our needs. He produced a reasonable quote and we have scheduled the time to get the wok done. Easy as one,...
Ken R.
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