Our Latest Promotions - D&A Service Company

24/7 Emergency Service Available

Up to $3500 in Federal Tax Credits on Qualified Equipment^*

location_on Maryland & DC

call 240-294-4470

^*Conditions apply. Call for more details.

Maryland Customers Only: $84.99 HVAC System Check-up^*

location_on Maryland & DC

call 240-294-4470

^*Promotion valid in Maryland only. Conditions apply. Call for more details.

10% Off Services With Maintenance Agreement^*

location_on Maryland & DC

call 240-294-4470

^*Conditions apply. Call for more details.

0% Financing for 6 Months^*

location_on Maryland & DC

call 240-294-4470

^*Upon credit approval. Call for more details.

Our Customers Are Our Top Priority

Take a look at what our satisfied customers have to say!

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"Our heat went out unexpectedly on one of the coldest days of the year. D&A had someone out in under 3 hours. The staff and techs are very polite and knowledgeable. They were very thorough and did a great job. Would highly recommend!"

account_circle Ashley Grady (Furnace Repair)

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"The installation of my new furnace and A/C was just completed. I also needed to have damaged return ducts in the attic replaced. A new area for easy filter replacement was cut out and placed inside my home. These guys were very professional and easy to talk to. I wouldn't hesitate to refer this com..."

account_circle Scott Miller (HVAC Installation)

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"I got 5 bids to put split ductless units in my 1915 bungalow. The people from D&A Service were prompt and polite in their communication, their bid was the second lowest - but the lowest bid didn’t include the electrical work needed and did not come with the warranty and guarantees that D&A offered..."

account_circle Jeve Nept (Ductless Installation)

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"Great experience with a gas water heater replacement. The office dispatch and the technicians were all prompt, reliable, and pleasant to work with. It was only a few hours from the initial service call to getting a quote, and then the replacement happened within that week. My Technician was knowledg..."

account_circle Emily Doran (Water Heater Installation)

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"Utterly impressed! I have never spoken to an office that was this pleasant/professional. My technician was great as well, but the form of a business relationship & professionalism starts with the first call-in, and I was blown away by the knowledge and friendliness. Kudos to this company and their o..."

account_circle Jeanie Lawerence (HVAC Repair)

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"I was running a few minutes late for my appointment, but I called the office and explained, and the tech patiently waited for me. This was the first time they checked my systems, so went over completely. He went very thoroughly through both of my systems. When he was done gave me a report. I am very..."

account_circle John Fitzgerald (HVAC Maintenance)

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"Very responsive, fair pricing, got the job done a week after scheduling it. The crew was very courteous, extremely clean installation, and overall, I'm highly impressed. Recommend and would use them again in the future! Thank you!"

account_circle Scott McFadden (HVAC Installation)

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"Impressed!! Tech was very informative and helpful. If I’m being quite honest the icing on the cake was their excellent office staff it grabbed and kept my attention. Very full of knowledge and customer service from the very beginning, phone call was so pleasant and stands out more than any other c..."

account_circle Bobby W (HVAC Repair)

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