M and M Heating & Cooling, Plumbing & Electrical provides services in Longmont and beyond. Our whole-house humidifiers, whole-house electronic air cleaners, whole-house air purifiers, and programmable thermostats. , we offer water heater repair and replacement, drain clogs, and rooter service for toilets, faucets,

and installation, air handler repair and installation, electric furnace repair and installation, fan coil ultraviolet light repair and installation, media air cleaner repair and installation, water heater repair installation, water line repair and installation, drain cleaning, jetting, sewer repair and installation,

, energy-efficient central air, humidifiers, air cleaners, power air duct cleaning, zoning systems, extended warranty plans, heat recovery ventilators, electric meters, service upgrades, lightning strikes/whole old pipes, sewer cleaning, drain cleaning, opening slow drains, clogged drains, pressure problems, and more.

remodeling. They have extensive experience with gas and electric water heaters, hot water and steam boilers, tankless, sump pumps, UV lights, air cleaners, humidifiers, water and sewer line replacements, drain cleaning, sewer video inspections, duct

't let your money go down the drain. Drippy faucets and puddles in the basement to keep your plumbing working properly. From drain cleaning (which we are experts at) to versed in plumbing, faucets, toilets, dishwashers, drains, chemical and electrical cleaners, drain augers, waterlines, pipe location services, high-

work, using drop cloths, shop vacs, and bleach cleaners to keep the job site clean and tidy offers a variety of services such as drain cleaning, plumbing, electrical, fencing, painting, kitchen and bathroom remodeling, door