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We Are Always
There When You Need Us!

7 Locations bringing you 63 years of experience
  • Factory-trained technicians
  • 24 Hour Emergency Services, 7 Days a Week
  • Same day repair in most cases

We Keep Our Promises

"I wish to commend the crew for a great job. They were thoroughly professional and knowledgeable, completed the job on time, and left everything in neat shape."

Ken O. - Potomac, MD

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Heating and Air Conditioning Services in Rockville, MD and the Greater D.C. Area

If you’re looking for exceptional HVAC services in Rockville, Washington, D.C., VA, and the MD area, you can find them here at B&B Air Conditioning & Heating Service. We’re here to provide great work for you. You can trust us with the heating and air conditioning services you need because we’ve been right here in the area since 1957. We’ve grown our company to serve 7 locations across Maryland, Virginia, and Washington, D.C. You can find our trustworthy professionals anywhere. We offer the following:

  • Over 60 years of excellent customer support
  • High-quality licensed Master and Journeymen technicians
  • 30-day guarantee on repairs and a 2-year warranty on most installations
  • We prioritize honesty, professionalism, and integrity in all the work that we do. Trust the team that’s provided for homeowners just like you for over 60 years.

We are always there when you need us. Contact our team today to schedule HVAC services in Rockville, MD, VA, and Washington, D.C.

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We are Always there when you need us!

HVAC training

Schedule Service You Can Count On

Fill out the form below and we will get back to you as soon as possible.

For a faster response or emergency service call 866-604-1220

We serve Rockville, MD, VA, and Washington, DC

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we have 7 office locations

Our team of professionals continues to grow

Certified Maintenance Service Agreement


  • No labor charge
  • Preferential treatment over all incoming calls
  • Low Monthly Payments Available
  • Periodic preventative maintenance inspections

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We are Always there when you need us!
Adjusting a thermostat


Looking for heating services in Rockville, MD? You know that our winters get quite chilly. You need to make sure that you have a reliable heating system. We provide quality heating installation, replacement, repair, and maintenance services on systems including furnaces, boilers, heat pumps, ductless systems, and dual fuel systems. We’re going to make sure that you stay warm this winter.Schedule Service

Performing service on an AC unit

Air Conditioning

We know that heating systems tend to be the belle of the ball in the Rockville, MD but your specific air conditioner matters too. You’re going to need to stay cool when the warmer weather rolls around. Make sure that you invest in the right air conditioning care with the help of our professionals. We offer AC repair, replacement, installation, and maintenance services.Schedule Service

Woman wearing scarf

Indoor Air Quality

Your indoor air quality is important for your home too. You need to care about your home’s duct services, air cleaners, air filters, air purifiers, humidifiers, dehumidifiers, HRV systems, ERV systems, and carbon monoxide and smoke detectors. We can perfect your home’s indoor air quality work. Come to us when you want long-lasting and effective indoor air quality care.Schedule Service

Hot water from a stainless shower head

Water Heaters

Your water heater is one of the most important appliances you own. It counts for most of the energy consumption throughout your entire home. You need to treat it with care if you’d like for your home to treat you with care. We can provide you with installation, repair, replacement, and maintenance work for your water heater as well.Schedule Service

Installing a new generator


Do you want to keep your home safe even in a time of emergency? You need to invest in a generator for your home. We work on whole-home generators at B&B Air Conditioning & Heating Service. These generators are great because they work seamlessly with your home. Your generator kicks in right when you need it.Schedule Service

Performing service on an AC unit


In order to ensure system longevity and performance, your HVAC system needs maintenance. You shouldn’t trust just anyone to perform the HVAC maintenance in your home. You should come to our seasoned professionals to ensure that you’re getting care that really counts for your heating and air conditioning systems. We even have a maintenance plan you can enroll in.Schedule Service

Comfort 101

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