Our HVAC contractors provide heating and cooling services including heat pump installation, air conditioner repair, and boiler maintenance in Central Maryland. With over 30 years of HVAC experience, you can trust Cornerstone HVAC of Thurmont, MD to optimize your home's energy efficiency. Serving Frederick and Washington Counties, we go above and beyond to ensure you are comfortable indoors regardless of the weather.
Extend the lifespan of your geothermal heat pump, hot water boilers, or central heating and cooling system! Schedule an inspection by calling us today at 240-674-3100. Our highly skilled technicians understand the harmful effects and energy waste of a broken HVAC system and we work relentlessly to keep you comfortable all year round!
At Cornerstone HVAC, all of our mechanics are factory trained and seasoned to tackle Central Maryland's residential and light commercial HVAC concerns. We stay current with the latest innovations and advancement in the industry. Our technicians can always recommend the most recent technologies and perform prompt service in no time.
Extend the lifespan of your geothermal heat pump, hot water boilers, or central heating and cooling system! Schedule an inspection by calling us today at 240-674-3100. Our highly skilled technicians understand the harmful effects and energy waste of a broken HVAC system and we work relentlessly to keep you comfortable all year round!
At Cornerstone HVAC, all of our mechanics are factory trained and seasoned to tackle Central Maryland's residential and light commercial HVAC concerns. We stay current with the latest innovations and advancement in the industry. Our technicians can always recommend the most recent technologies and perform prompt service in no time.
Services
Our residential and commercial heating and air conditioning services in Frederick and Washington Counties include heat pumps, hot water boilers, radiant floor heating, and more. Cornerstone HVAC sells the most reliable heating and air conditioning systems on the market. We are now a Trane HVAC Dealer along with being a New Bosch Accredited Dealer on their amazing 18 SEER Inverter HVAC systems.
We serve Frederick and Washington Counties with a full range of HVAC products including heat pumps, air handlers, and ductless mini split systems. Cornerstone HVAC sells the most reliable heating and air conditioning systems on the market. We are now a Trane HVAC Dealer along with being a New Bosch Accredited Dealer on their amazing 18 SEER Inverter HVAC systems.
