HVAC Services in Baltimore, MD

You depend on your heating and AC system for daily comfort, and that starts with reliable HVAC services. At McCrea Heating & Air Conditioning, you can always rely on the quality service, workmanship, and support from certified HVAC professionals.

We’ve provided top-notch HVAC installation, repair, and maintenance in Baltimore for over 85 years. No matter your HVAC service needs, you can depend on McCrea Heating & Air Conditioning to get the job done right!

Contact McCrea in Baltimore at (301) 304-8789 to schedule heating or cooling services.

AC Services in Baltimore, MD

For all your air conditioning needs, turn to the specialists at McCrea. We offer a complete list of air conditioning services, including:

  • Air conditioning installation: Enjoy peak comfort with a brand new AC system. Our experts will help you choose the best system for your needs and budget. We’ll install it, test it, and demonstrate the best ways to achieve your desired comfort.
  • Air conditioning maintenance: Like all major appliances, your AC will need annual maintenance to keep running smoothly. Our team will keep your air conditioner operating efficiently and maintain its warranty compliance.
  • Air conditioning repair: AC breakdowns happen, and when they do, we’ll be ready to take your call. We work quickly to restore your comfort and protect your air conditioner from damage.
  • Air conditioning replacement: If your AC unit has reached the end of its life span, McCrea has you covered. Our technicians will help you choose a new system, remove your old unit, and install an upgraded system that will keep you comfortable all summer.

Contact McCrea in Baltimore at (301) 304-8789 to learn more about our air conditioning services.


Winters in Baltimore are brutal. Freezing temperatures, ice, and strong winds make a functioning furnace essential. We service systems manufactured by Bryant, Carrier, Lennox, Rheem, and many other leading furnace brands.

Our certified, licensed, and insured HVAC technicians in Baltimore provide a full range of gas furnace and electric furnace services, including:

  • Furnace installation: Trust our technicians to install a new, efficient heating system for your home. Once selected, we’ll install, test, and demonstrate how to achieve optimal performance.
  • Furnace maintenance: Our heating maintenance includes changing filters, tightening connections, servicing components, and more. Add our maintenance services to your fall schedule every year to ensure your furnace will perform at its best all winter. 
  • Furnace repair: When components fail, we have the replacement furnace parts you need. Call us for quick furnace repairs in Baltimore. 
  • Furnace replacement: We can replace your aging system with a new, energy-efficient model manufactured by Amana, Ruud, Daikin, Goodman, and others. We’ll help you find the ideal replacement for your desired comfort.

Contact McCrea at (301) 304-8789 to learn more about our furnace services and schedule service for your HVAC systems in Maryland.


Clean, fresh air makes your home more comfortable. Our indoor air quality services help you breathe easier throughout the year. We can clean ducts and install high-quality filters, humidifiersair purification systems, UV lights, and other devices that will remove pollutants, pathogens, and allergens from your indoor air.

Contact McCrea at (301) 304-8789 to schedule indoor air quality services in Baltimore.


For over 85 years, homeowners in Maryland have relied on the services of the McCrea team to stay comfortable. We believe every client deserves the best, and you can depend on us to provide quality service, reliable advice, and exceptional work on every task we perform.

Contact McCrea at (301) 304-8789 to schedule HVAC services in Baltimore, MD!

$100 OFF A Humidifier Request Information Expires 03/31/23 Offer available for new & existing customers. Cannot be combined with any other offer.
Free Membership With the purchase of an Air Scrubber! Request Information Expires 03/31/23 Offer available for new & existing customers. Cannot be combined with any other offer. Cannot be used on prior purchases, Offer valid for membership renewals
Why mccrea

Commitment to Community

On-time Service

85 Years in Business

Competitive Pricing

Quality Service

Satisfaction Guaranteed