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Bowie Furnace & Plumbing Repair
301.249.0300
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Best Plumber and HVAC Contractor in Waldorf

Waldorf family relaxing comfortably on the couch with their dog, thanks to heating and cooling service by Belair.

Serving Waldorf Since 1962

Whether you’re returning from work, a walk through White Plains Regional Park, or some last-minute errands at the St. Charles Towne Center, returning to a comfortable home is essential to your health and well-being.

Since 1962, Belair Engineering and Service Company, Inc. has been Waldorf’s trusted expert heating, cooling, and plumbing services provider. As a second-generation, woman-owned company, we take pride in delivering top-quality service with a 100% satisfaction guarantee. Our experienced HVAC technicians and plumbers keep your systems running efficiently, ensuring year-round comfort.

At Belair Engineering and Service Company, Inc., we make HVAC and plumbing in Waldorf stress-free. Our knowledgeable team will guide you through every step, ensuring informed decisions that fit your budget. We customize our services to maximize comfort and efficiency for every home.

Don’t wait for a small furnace or plumbing problem to turn into something expensive. Contact Belair today and let our team of Bowie experts handle it!

Why Choose Belair Engineering and Service Company, Inc. in Waldorf?

Our long-standing reputation has been built on trust and exceptional service. Whether you need a simple furnace repair or a complete water heater overhaul, our team is committed to your satisfaction. Here’s why Waldorf residents trust Belair Engineering and Service Company, Inc.:

We’ve Been Around Since 1962

For over 64 years, Belair Engineering and Service Company, Inc. has been Waldorf's go-to choice for HVAC and plumbing service. Our reputation is built on quality workmanship and honesty.

Skilled Plumbers and HVAC Technicians

Our team comprises professionals experienced in the latest HVAC and plumbing technologies. This ensures you get expert Waldorf furnace and plumbing service with every call.

100% Satisfaction Guarantee

We stand behind our work with a 100% satisfaction guarantee. If you’re not completely satisfied, we’ll make it right. This promise goes for everything from Waldorf AC repairs to toilet service.

We Warranty What We Sell

Belair only sells quality equipment and fixtures. To that end, we offer a performance guarantee. If your water heater, furnace, or AC unit doesn’t perform as expected, we’ll set things right.

Comprehensive HVAC and Plumbing Service in Waldorf

Heating Experts in Waldorf

When winter sets in, you need a heating system you can count on. At Belair Engineering and Service Company, Inc., we provide top-tier heating solutions to keep your home warm and energy-efficient. Our heating services in Bowie include:

  • Furnace Repair – We provide quick repairs to ensure your heating system in Waldorf functions properly.
  • Furnace Replacement – Upgrade to a modern, high-efficiency furnace in Waldorf for better heating and energy savings.
  • Furnace Maintenance – Prevent breakdowns and extend the life of your HVAC system with regular Waldorf heating maintenance.
  • Heat Pump Service – Heat pumps offer superior efficiency and versatility. We repair, replace, and maintain them throughout Prince George's County.
  • Boiler Service – Keep your boiler in Waldorf running smoothly with professional care and servicing from us.
  • Gas Fireplace Solutions – Looking to make a heartside upgrade in Waldorf? We’ll ensure your gas fireplace is safe, functional, and efficient with expert service.
  • Thermostat Service – Many Waldorf HVAC issues come down to thermostat problems. Let us upgrade yours or repair it for superior comfort.
Don’t wait until the cold sets in! Schedule your heating service with Belair Engineering and Service Company, Inc. today!

Cooling Service in Waldorf

Beat the summer heat in Prince George's County with Belair’s reliable cooling solutions. Our expert HVAC team is committed to keeping your home comfortable, no matter how high the mercury rises. We offer a full range of Waldorf cooling services, including:

  • AC Installation – Upgrade to a modern, high-performance air conditioning system to meet your home’s needs in Waldorf.
  • AC Repair – Ready to get your AC back in shape? Let our Waldorf AC repair experts handle repairs to get your cooling system on track.
  • AC Replacement – Improve your home’s efficiency with a new AC system in Waldorf. If budgeting is an issue, consider financing with us.
  • AC Maintenance – Prevent unexpected breakdowns and extend the life of your air conditioner in Waldorf with expert tune-ups.
  • Ductless Mini-Split Systems – Opt for ductless AC in Bowie. These systems are highly flexible and allow you to zone your home.
Stay cool all summer long in Waldorf! Contact Belair today to schedule a visit with our cooling experts!

Rely on Us for Improved Air Quality in Waldorf

Breathe cleaner, healthier air with Waldorf’s indoor air quality solutions. Poor air quality can affect your family's well-being, causing allergies, respiratory issues, and discomfort. Our services are designed to create a healthier home environment by addressing common air quality concerns:

  • Comprehensive Air Quality Testing – We’ll identify and devise a plan to eliminate airborne pollutants in Waldorf.
  • Customized HVAC Zoning – Enjoy personalized temperature control and increased efficiency in Waldorf with multi-zone climate solutions.
  • Whole-Home Humidifiers – Maintain optimal humidity levels in Waldorf to improve comfort and reduce the risk of dry air issues.
  • Dehumidification Solutions – Prevent excess moisture buildup, mold growth, and musty odors with expert Waldorf dehumidifier service.
  • Advanced Air Filtration – Trap dust, allergens, and pollutants with high-performance filtration systems.
  • Electronic Air Cleaners – Remove airborne contaminants and improve air quality in Waldorf with cutting-edge purification technology.
Take control of your home’s air quality in Waldorf! Reach out to Belair today for expert solutions tailored to your needs!

Count on Our Waldorf Plumbers

Reliable plumbing is essential for a well-functioning home in Waldorf, and Belair Engineering and Service Company, Inc. is here to help you get there. Whether dealing with minor leaks or major water heater repairs, our skilled plumbers provide fast, effective service to keep your plumbing system running well. Things you can count on us for include:

  • Plumbing Repairs – There are many moving parts in any Waldorf plumbing system. We offer quick and efficient solutions to leaks, clogs, and pipe issues.
  • Bathroom Plumbing – Your bathroom is one of your most essential rooms in the house. Our Waldorf plumbers install and repair sinks, showers, toilets, and other fixtures.
  • Kitchen Plumbing – We’re a go-to source for kitchen plumbing in Waldorf. Our relevant services include faucet replacements, garbage disposal service, and water line installations.
  • Drain Cleaning – Did someone flush something they weren’t supposed to? Is your sink backed up? Our Waldorf plumbers offer solutions to eliminate clogs and keep water in your home flowing freely.
Don't let plumbing problems disrupt your daily routine in Waldorf. Give Belair Engineering and Service Company, Inc. today to schedule plumbing service!

Warning Signs Your HVAC or Plumbing System in Waldorf Needs Attention

Your home’s HVAC and plumbing systems work hard to keep you comfortable, but it's important to act quickly when they show signs of trouble. Here are key indicators that your system in Waldorf may need professional service:

Plumbing Warning Signs HVAC Warning Signs
  • Fluctuating water temperatures may be a sign you need Waldorf water heater maintenance or repair.
  • Unusual noises like hissing pipes or dripping water should be immediately investigated to avert water damage to your Prince George's County home.
  • Sudden low water pressure may be caused by a pipe leak or plumbing obstruction.
  • Musty smells near pipes are often due to a sewer issue, a slow leak, or the growth of mold or mildew.
  • Water bill increase that's unexplained could point to a hidden leak, a running toilet, or a dripping faucet in your Bowie home.
  • Slow-draining sinks, tubs, or toilets indicate that a plumbing blockage is forming. Pay attention.
  • Visible water damage, such as stains on walls or the ceilings of lower levels, may indicate a hidden leaking pipe
  • Inconsistent temperatures in certain rooms of your home indicate that the heating or cooling system in your Crofton home is struggling to keep up.
  • Strange noises like clanking or banging coming from your system signal a problem.
  • Loss of air pressure from your vents may indicate a problem with your ducts or your blower.
  • Short cycling is where your system turns on and off frequently, exerting excess wear on your Prince George's County equipment and making it prone to failure.
  • Musty smells coming from your vents could be due to mold in your ducts due to excess moisture in your air.
  • Energy bill increases often occur when a heating or cooling system is slowly failing or in need of a tune-up will because it will use more energy.
  • Rust spots on your Bowie furnace or air conditioner aren’t normal and are a sign you should call for service.

Contact Us for Waldorf HVAC or Plumbing Service

For reliable HVAC and plumbing repairs, turn to Belair—Waldorf’s go-to home comfort specialists. Don’t just take our word for it, though. See what your neighbors are saying about our top-tier service. Take the first step in ensuring your home is safe and comfortable for the coming seasons. Contact us and learn why so many people in Prince George's County already rely on us for long-term comfort.

Plumber at work to provide reliable, expert Bowie plumbing service. Call Belair today!
Give us a call or book an appointment online to ensure your home in Waldorf stays comfortable in every season.

Frequently Asked Questions

We recommend scheduling maintenance twice a year: once in the spring for your cooling system and again in the fall to prepare your heating system for winter. Consider signing up for our HVAC maintenance plan in Waldorf. We’ll remind you when it’s time to schedule service, along with other benefits.

A high-efficiency system enhances indoor comfort, reduces energy consumption, and lowers utility bills. It’s a great way to lower environmental impact in Waldorf. These systems also sport several features not available in standard furnaces and air conditioners.

Regularly cleaning your air ducts, using air purifiers, and installing high-efficiency filters can help eliminate pollutants and allergens from your air. Call our Waldorf air quality experts for a more specific plan.

Your cooling system is on, but your home’s still sweltering. Possible causes include low refrigerant levels, a clogged air filter, or a faulty thermostat. A professional Waldorf HVAC expert can pinpoint and resolve the issue.

Preventive maintenance, routine leak checks, and avoiding drain blockages can help reduce the risk of costly repairs. Our Waldorf plumbers will work with you to protect your home’s system.

Yes! We offer flexible financing plans to make HVAC and plumbing service in Waldorf more accessible. Check out our coupons and special offers for other ways to save.

Recent Jobs and Reviews in Waldorf, MD

Rated 5.0 out of 5 stars based on 28 customer reviews

Customers say: The overall sentiment across these reviews is overwhelmingly positive, reflecting a high level of satisfaction with the HVAC service experience. Customers consistently praise technicians for their professionalism, courtesy, and punctuality, often noting that they arrived on time and communicated ahead of their visits. A dominant theme is technical knowledge and thoroughness: reviewers appreciate that issues were diagnosed accurately, questions were answered patiently, and each step of the work was clearly explained. Efficiency is another recurring strength, with many describing the service as quick, focused, and respectful of their time. Beyond competence, customers express warmth and appreciation for the friendly, kind, and considerate manner of the staff, which made the process feel easy and comfortable. Many reviewers convey loyalty and trust toward the company, mentioning repeat service, confidence in the work performed, and strong recommendations to others. The prevailing tone is one of gratitude, reassurance, and enthusiasm, with customers feeling well cared for and confident that their heating and cooling systems are in good hands.

Waldorf, MD at a glance

Belair Engineering and Service Company has completed 25 jobs in Waldorf, MD between November 2025 and April 2026.

The 8 customer reviews shown here average 5.0 out of 5.

The most recent job was on April 25, 2026.

Belair Engineering and Service Company has completed 53 jobs in Waldorf, MD in the last 12 months. The first job there was in November 2013.

Reviews

Good Job Russell
Russell came to my home today to clean and check my gas logs. He was a very nice young man. He was polite, on time, professional, and took time to explain everything to me. He did an excellent job. It was a pleasure to have him in my home.
sue - Waldorf, MD 20603
Map of Waldorf, MD 20603
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great service
The technician was very knowledgeable and highly recommend this company.
erica - Waldorf, MD 20603
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Great service
Very pleased! Service guy was really thorough and explained everything well!
brown - Waldorf, MD 20602
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He gave great customer service I would recommend him to my neighbors
wade - Waldorf, MD 20603
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Happy customer
sharan - Waldorf, MD 20603
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Excellent service, as always
I can always rely on Belair Engineering to provide fast and competent service. Their technicians are well trained, on time, and friendly. Now that I've used Belair, I wouldn't call anyone else.
Russ - Waldorf, MD 20601
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Professional servicemen
We have had nothing but positive experiences with Belair Engineering. Their servicemen are competent and professional in every way. We have never had to call them back to fix something they have done for us. Recommended without reservation.
hawver - Waldorf, MD 20601
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great
Great service.
Gregory - Waldorf, MD 20602
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Job Locations

Warren G.
Warren G.
Carrier 3.5 Ton AC Service Repair
Waldorf, MD 20603
Waldorf, MD - Carrier 3.5 Ton AC Service Repair
Warren G.
Warren G.
Carrier 3.5 Ton AC Service Repair
Waldorf, MD 20603
Waldorf, MD - Carrier 3.5 Ton AC Service Repair
Anthony B.
Anthony B.
Carrier Comfortmaker air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Carrier Comfortmaker air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20603
Alexi S.
Alexi S.
Goodman Airtemp air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Goodman Airtemp air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20601
JJ O.
JJ O.
Goodman Amana heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Goodman Amana heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20601
Anthony B.
Anthony B.
Generac Guardian Series standby back up generator filter installation Upper Marlboro Maryland 20602
Waldorf, MD 20602
Waldorf, MD - Generac Guardian Series standby back up generator filter installation Upper Marlboro Maryland 20602
Bobby L.
Bobby L.
Armstrong AirEase heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Armstrong AirEase heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20603
Bobby L.
Bobby L.
Armstrong AirEase heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Armstrong AirEase heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20603
Alexi S.
Alexi S.
Bryant Payne heat pump air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Bryant Payne heat pump air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20603
Gerron J.
Gerron J.
Generac Guardian Series standby back up generator filter installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Generac Guardian Series standby back up generator filter installation Waldorf Maryland 20601
Gerron J.
Gerron J.
Trane American Standard air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Trane American Standard air conditioner AC air conditioning & heating system repair service call Waldorf Maryland 20601
Eyondre H.
Eyondre H.
Trane American Standard heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Trane American Standard heat pump air conditioner AC air conditioning & heating system replacement installation Waldorf Maryland 20601
Alexi S.
Alexi S.
Trane Airtemp gas furnace heating & AC air conditioning system repair service call Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Trane Airtemp gas furnace heating & AC air conditioning system repair service call Waldorf Maryland 20601
Art H.
Art H.
Miller Heil gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Miller Heil gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20603
JJ O.
JJ O.
Heatilator gas fireplace insert & gas log set installation repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Heatilator gas fireplace insert & gas log set installation repair service call Waldorf Maryland 20603
Michael B.
Michael B.
Ruud Rheem heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Ruud Rheem heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20603
Michael B.
Michael B.
Goodman Airtemp heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Goodman Airtemp heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20601
Jason H.
Jason H.
Trane American Standard heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Trane American Standard heat pump furnace heating & AC air conditioning system repair service call Waldorf Maryland 20603
Miguel Y.
Miguel Y.
Trane AirTemp gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Trane AirTemp gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20601
Henry O.
Henry O.
Trane AirTemp gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Trane AirTemp gas furnace heating & AC air conditioning system replacement installation Waldorf Maryland 20601
Anthony B.
Anthony B.
Bryant Plus 90 gas furnace heating & air conditioning system service repair call Waldorf Maryland 20603
Waldorf, MD 20603
Anthony B.
Anthony B.
Trane Airtemp heat pump furnace heating & AC system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Trane Airtemp heat pump furnace heating & AC system repair service call Waldorf Maryland 20603
Abe A.
Abe A.
Goodman AirEase gas furnace heating & AC system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Goodman AirEase gas furnace heating & AC system repair service call Waldorf Maryland 20603
Abe A.
Abe A.
Carrier Weathermaker 9200 gas furnace heating & AC system repair service call Waldorf Maryland 20603
Waldorf, MD 20603
Waldorf, MD - Carrier Weathermaker 9200 gas furnace heating & AC system repair service call Waldorf Maryland 20603
JJ O.
JJ O.
Heatilator gas fireplace insert & gas logs installation Waldorf Maryland 20601
Waldorf, MD 20601
Waldorf, MD - Heatilator gas fireplace insert & gas logs installation Waldorf Maryland 20601