Exceptional Heater Installation and Furnace Service by Mannix Heating & Cooling

Escape the chill of winter in Gaithersburg, MD, and Chantilly, VA with top-notch heater installation services from Mannix Heating & Cooling. Our skilled team meticulously installs state-of-the-art heaters designed to provide reliable, efficient warmth as you navigate the colder months. Offering exemplary customer service and satisfaction, we turn every installation into a hassle-free experience.

Unrivaled Furnace Replacement in Rockville, MD & Dulles, VA

Trust us with your furnace replacement needs in Rockville, MD & Dulles, VA. Known for our efficiency and precision, we ensure that your old, faulty furnace is swapped out with one that performs optimally, heats effectively, and works to lower your energy bills.

Heating Repair Expertise in Leesburg, VA

For any heating repair services in Leesburg, VA, our door is always open. Boasting a rich history of prompt responses and quick fixes, customers know they can count on us to keep their homes comfortably warm all winter long.

Furnace Service Excellence in Potomac, MD

Outstanding authentic furnace service in Potomac, MD is what defines us. At Mannix Heating & Cooling, our unparalleled attention to detail and dedication to delivering superior results have earned us a reputation for being leaders in the heating field.