Mannix Heating & Cooling has been a trusted name in the HVAC industry for over three decades, serving communities across Montgomery Village, Gaithersburg, Rockville, Olney, MD, as well as Chantilly, Centreville, and Dulles, VA. With a team of highly skilled and certified technicians, Mannix offers a comprehensive range of services to keep homes and businesses comfortable year-round.

Your Local HVAC Repair Service

When your heating or cooling system breaks down, prompt service is essential. Mannix understands the importance of a swift response, which is why they offer 24/7 emergency repair services. Their technicians are equipped with the latest diagnostic tools and carry a wide range of parts to ensure most repairs can be completed during the initial visit.

Air Conditioning Installation and Maintenance

During the hot and humid summer months, a reliable air conditioning system is a necessity. Mannix offers top-of-the-line AC units from leading brands, ensuring optimal cooling power and energy efficiency. Their team can handle installations, replacements, and routine maintenance to keep your system running smoothly.

Furnace Service and Heating Repair

When the temperatures drop, you need a dependable heating system to keep your home or business warm and cozy. Mannix specializes in furnace installation, repair, and maintenance services. Their experienced technicians can diagnose and fix issues with any make or model, ensuring your furnace operates at peak performance throughout the winter season.

Comprehensive HVAC Services

In addition to air conditioning and heating services, Mannix offers a range of other HVAC solutions, including:

  • Ductwork installation and repair
  • Indoor air quality assessments and solutions
  • Thermostat installation and programming
  • Whole-house humidifiers and dehumidifiers
  • Energy-efficient system upgrades

With a commitment to customer satisfaction and a focus on quality workmanship, Mannix Heating & Cooling has earned a reputation as a trusted partner for all your HVAC needs. Their team of professionals is dedicated to providing personalized solutions that meet your unique comfort requirements while prioritizing energy efficiency and cost-effectiveness.