About Us

About ADI Heating And Air

Olney, Gaithersburg, Montgomery County, NW Washington DC – Air Conditioning, Repair Company, AC Installation, Heat Pump, Furnace Contractor, Replacement, Tune-Up Specialists. Call (301) 774-4200 For Service.
About ADI Heating & Air

We Service All Makes and Models of Furnace, Air-Conditioner, Boilers, Heat Pumps, Hot Water Heaters – Emergency Service Available!

When it comes to keeping your heating and air conditioning systems running smoothly and efficiently year-round in the Olney, Brookeville, Gaithersburg, Rockville, Silver Spring, greater Montgomery County, and NW Washington DC area, you can always trust the experienced hand of ADI Heating and Air-Conditioning. Based in Montgomery County, Maryland, we have over 30 years of experience in serving the greater Washington DC area and specialize in all aspects of indoor air quality and comfort, both residential and commercial
From seasonal maintenance and repairs to new system installations, we service all makes and models available in the marketplace ranging from furnaces, heat pumps, central air-conditioning units, ductless split systems, commercial refrigeration, and ductwork design and installation.

We are also experts in all facets of indoor air quality and offer free consultations on how to best integrate humidifiers, electronic air cleaners, and air purifiers into your home or office.

For peace-of-mind, we also offer one of the most extensive work guarantees available in the industry, as well as service agreements inclusive of regularly scheduled system checks and seasonal tune-ups.

Need Help? Call Us Now! :

(301) 774-4200