Donmar Heating, Cooling & Plumbing |1106 Taft StRockvilleMD20850 | (301) 250-1899
Donmar Heating, Cooling & Plumbing
1106 Taft St
RockvilleMD 20850
 (301) 250-1899
Make the Call for ComfortWith quality service and honest values, we are the most trusted source
for everything HVAC in Rockville, MD.
(301) 250-1899
Request Service

HVAC Rockville, MD

Top-notch HVAC service with exceptional customer service at an affordable price is what we're all about at Donmar Heating, Cooling & Plumbing. We're committed to being your number one source for all things heating and cooling in Rockville, MD. If you demand the highest standards in HVAC service or have an emergency situation, stop by or call us today and experience the difference we can make for you.

Why trust our HVAC service?

We have a highly skilled team of certified installers and technicians and offer a one-year warranty on all repairs. We've received special recognition from Carrier and are proud to be one of their distinguished factory-authorized dealers. We have more than 30 years of experience to give you the assurance that you're in the absolute best hands with all of your HVAC needs. We know that no two situations are alike, so we cater our service to fit your unique needs, applying our intense training and experience to solve all of your issues quickly and efficiently.


  • AC repairs
  • AC replacement and installation
  • Heating repairs
  • Heating replacement and installation
  • Indoor air quality
  • Heat pumps
  • Gas furnace repair and installation
  • Emergency services
You can enjoy flexible financing options and flat rate fees for any of our services so that you can buy today and pay over time.

Contact Us

Keep your home comfortable and have the peace of mind your HVAC issues are covered when you contact Donmar Heating, Cooling & Plumbing. Call (301) 250-1899 today for a free estimate. 

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More Details:

More Details about Donmar Heating, Cooling & Plumbing

Accepted Payment Methods:

  • Debit Card
  • Financing

Business Hours:

Business Hours:

Sunday 7:00 AM – 5:00 PM
Monday 7:00 AM – 10:00 PM
Tuesday 7:00 AM – 10:00 PM
Wednesday 7:00 AM – 10:00 PM
Thursday 7:00 AM – 10:00 PM
Friday 7:00 AM – 10:00 PM
Saturday 7:00 AM – 10:00 PM