Expert HVAC Solutions from Mannix Heating & Cooling – Your Trusted Climate Control Partner


A Legacy of Comfort and Reliability

Mannix Heating & Cooling stands as a premier provider of comprehensive HVAC solutions across multiple locations in Virginia, Maryland, and Florida. Our commitment to delivering exceptional service has established us as a trusted name in climate control solutions.

Service Areas

We proudly serve multiple communities across three states:

Florida:
• Saint Petersburg
• Clearwater

Virginia:
• Chantilly
• Dulles

Maryland:
• Gaithersburg
• Rockville

Comprehensive HVAC Services

Our expertise encompasses the full spectrum of heating and cooling solutions, including:

• Emergency heating repair services
• Professional heater installation
• Regular maintenance and heating service
• Complete furnace replacement
• Preventive furnace service and maintenance
• System diagnostics and optimization

Whether you’re facing an unexpected heating emergency or planning a system upgrade, our team of certified technicians brings industry-leading expertise to every project. We understand that each region has its unique climate challenges, from the humid summers of Florida to the varying seasonal demands of Virginia and Maryland.

Our Commitment to Excellence

At Mannix Heating & Cooling, we prioritize customer satisfaction through:

• 24/7 emergency response capabilities
• Transparent pricing and detailed estimates
• Energy-efficient system recommendations
• Professional installation and maintenance
• Compliance with local building codes and regulations
• Ongoing technical training and certification

We recognize that HVAC systems represent significant investments for homeowners and businesses alike. That’s why we approach each project with meticulous attention to detail, ensuring optimal system performance and longevity.

Service Philosophy

Our service philosophy centers on providing tailored solutions that match each client’s specific needs and budget constraints. We take pride in helping customers make informed decisions about their heating and cooling systems, whether they require minor repairs or complete system replacements.

For reliable HVAC services across our service areas, count on Mannix Heating & Cooling to deliver professional results that ensure your year-round comfort. We stand ready to address all your heating and cooling needs with the expertise and dedication you deserve.