At Mannix Heating & Cooling, we pride ourselves on being the go-to solution for all your HVAC repair needs in Maryland and Virginia. Whether you’re in Montgomery Village, Gaithersburg, Rockville, Olney, Chantilly, Centreville, or Dulles, we’re readily available to get your systems up and running.

Competent HVAC service and maintenance

Our competent technicians provide comprehensive HVAC service including AC Repair, Heating Repair, Air Conditioning Installation, and Furnace Service. We understand the varying climate conditions of these regions and have therefore tailored our services to suit these unique needs. We ensure your systems are tuned to perfection providing you essential comfort all year round.

Quick response in emergency situations

In case of emergency breakdowns, our technicians are always on standby ready to provide prompt and professional intervention. We realize that such malfunctions can happen any time of day, or night, hence our commitment to always being available around the clock.

Commitment to Quality and Customer satisfaction

Quality service and customer satisfaction are at the heart of our operations. We use top-grade parts for replacements and repairs, guaranteeing that your HVAC system runs smoothly for longer. With us, you get value, reliability, and peace of mind knowing your comfort is in the hands of experts.

Experience the best of heating and cooling services in Montgomery Village, Gaithersburg, Rockville and Olney, MD as well as Chantilly, Centreville, and Dulles, VA with us – Your trusted local HVAC service provider, Mannix Heating & Cooling.