Is your HVAC system not working properly? Tired of constant repairs and short-term patches? Get rid of the trouble and connect with experienced technicians at Air Doctor. We are a leading company specializing in repair, installation and maintenance of air conditioning and HVAC in Frederick, Maryland. Our team comprises manufacturer-trained technicians who use high-tech tools and innovative techniques to repair your appliances. From boilers and heat pumps to air conditioners and thermostats, we are trained to fix all. Plus, all our installations are backed by 10-year parts and labor warranties. So, why wait? Get rid of sweating all summer and shivering all winter with our professional repair. Call us now!