ADI Heating & Air Conditioning
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ADI Heating & Air Conditioning
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.

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.
Services
When it comes to keeping your heating and air conditioning systems running smoothly and efficiently year-round in theOlney, Gaithersburg, Silver Spring and greater Montgomery County, Maryland area, you can always trust the experienced hand of ADI Heating and Air-Conditioning. We are serious about providing your family or light commercial property the best in the heating industry.
ADI provided immediate assistance on a Sunday. Ronen got my home AC system back online. Very happy with the service and professional technical skill it took to diagnose and repair my AC. I wish I met Roman from ADI years ago. Not only he is professional, smart, and helpful, he knows what to do and what not to do.
New Construction HVAC in Gaithersburg, Olney, Rockville, NW, Washington DC, and Surrounding Areas. Our team is ready to take on new construction projects. Our attention to detail, organization and team collaboration makes for a smooth-running project. New Construction - Servicing the Gaithersburg, Olney, Rockville, NW, Washington DC, and Surrounding Areas.
With rates rising, how can you stay cool and comfortable in your home and spend less on utility costs? Your answer may rest with new, energy-efficient HVAC equipment and its Seasonal Energy Efficiency Ratio or SEER. Air conditioners and heat pumps are assigned a SEER rating related to the unit's energy efficiency and performance for cooling.
When it comes to keeping your home or office heating and cooling systems running at peak efficiency nothing saves time and money like an ADI Heating and Air-Conditioning Service Agreement. Our Service Agreements provide you with routine maintenance of your equipment to not only promote lower overall operating costs but to ensure your year-round comfort as well.
Reviews (6)
Beth Allison
Beth Allison
Apr 19, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Ronen and his team were excellent! I would recommend ADI for all your heating and ac needs!
Services: Install heating system, Install thermostat, Install AC
Gavin Jenkinson
Gavin Jenkinson
Apr 06, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Couldn’t be more pleased with the quality of product as well as service we received. Ronen was very knowledgeable and professional. Would highly recommend to others.
Services: Install heating system, Install AC
Christopher Corder
Christopher Corder
Feb 22, 2021
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Positive: Quality
ADI did a wonderful job. They were professional and the owner of the company was there to make sure everything was correct on the job and me as the customer was satisfied.
Service: Install heating system
Carl B.
Carl B.
Feb 21, 2021
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Positive: Punctuality, Quality, Value
We needed our outdoor compressor unit relocated and shopped HVAC professionals around Olney. Ronin took the time to evaluate possible options and explain each one. The work was done in a timely manner and the cost came in less than expected since we didn't need to use as much refrigerant. Highly recommend.
Service: HVAC maintenance
Chris Sibal
Chris Sibal
Oct 14, 2019
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Great customer service and workmanship. I needed a new air conditioner and furnace and got it installed in less than a week. In the middle of summer. Very nice job and extremely clean. Highly recommended.
Gad Hazum
Gad Hazum
Jul 24, 2019
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The whole process of selecting and installing 2 high-end dual fuel systems for us was top notch! The crew showed up on time, was professional, courteous, and immaculate. Those systems have worked perfectly for the past 4 years saving us $$$ on our utilities bills.