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Since 1989, Air Doctorx has been a leader in heating and cooling in Delaware. We are located in Hartly, Delaware and work hard to provide excellence in service to the entire state of Delaware and surrounding areas in Maryland.

Whatever your heating and cooling needs are we are here not just to meet, but to exceed your expectations. We are dedicated to bringing you the best service through work transparency backed by our Air Doctorx written guarantee.

If your problem is with your current AC unit or furnace or you need a replacement, our staff of certified technicians are here to serve you. We provide excellence in service, repair, replacement and installation of all your HVAC systems. We clean and repair duct work, dryer vents and work to save you money on your home energy consumption. We are the authority on geothermal heating in the area.

Customer satisfaction is our priority. We are experts in keeping you warm and cool. We have a product or solution for any and all of your home heating and cooling issues. Call us today, our highly knowledgeable staff is on stand by to answer your questions.


Geothermal Tax Credits end December 31, 2016!

125Days 22Hours 51Minutes 20Seconds

Air Doctorx provides heating and cooling services in Oxford, Easton, Chestertown, St. Michaels, Rock Hall, Georgetown, Chesapeake City, Dover and surrounding communities.

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Recent News…

Signs You Need a New AC Unit - Your air conditioning is crucial for your comfort in your daily life, especially here in Delaware and Maryland were the weather gets warm and humid all too soon. A well maintained AC unit, (yearly inspections and monthly filter changes) will last 10-15 years. How do I know if I need repairs for my unit or […]
What HVAC Noise is a Bad Noise? - If you hear any unusual noise coming from your HVAC unit, please turn it off and call us. Don’t attempt any kind of repair without consulting an HVAC certified technician first. These are some noises and what the might indicate. Squeeling/Screeching This can indicate that you need a new motor bearing or have a bad […]
HVAC Emergency - There are a few things that might lend to an emergency HVAC breakdown. If you do have an emergency Air Doctorx offers 24/7 emergency service. More often than not, the older your system is the more likely it is that you will have a system emergency. Hopefully reading over this list may help you prevent […]