Hours: 24 Hour Answering Service

MD (301) 260-6000 VA (703) 777-9211

How can we help?

Looking to upgrade your home’s technology and not sure where to begin? Count on Mannix Heating & Cooling to handle your installation and any necessary troubleshooting. With so many added features including Wi-Fi-enabled thermostats and security systems, we have the solutions you are looking for to keep your home safe. Offering services throughout Montgomery Village, Gaithersburg, Rockville and Olney, MD as well as Chantilly, Centreville, and Dulles, VA, our technicians will be respectful of both your time and space, working to minimize any disruptions made.

Upgrade Your Home with Mannix Heating & Cooling

Get in touch with Mannix Heating & Cooling today at (703) 777-9211. Speak with a member of our team to get your questions answered and appointments scheduled. Once you’re registered with our home technology, you will be provided with logins to view your home cameras and security system through our Home Control portal. Signing up for notifications is simple, sharing instant updates on various items, including ajar doors throughout your home.

Home Technology Upgrades that Make Your Life Easier

As a family-owned and operated company, Mannix Heating & Cooling understands the need for feeling safe and secure. Finding a reliable and affordable company to handle your home technology and smart thermostat needs can be difficult. Our work speaks for itself. With a dedicated and highly trained crew of professionals, you are guaranteed to be amazed at our home automation services.

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Home Technology Service & Home Automation System Installation Chantilly, VA, Dulles, VA, Gaithersburg, MD, Leesburg, VA, Potomac, MD & Rockville, MD

Thermostat Maintenance Chantilly, VA | Home Automation System Installation Dulles, VA | WiFi Thermostat Repair Gaithersburg, MD

WiFi Thermostat InstallationWiFi Thermostat RepairThermostat Maintenance ∴ Leesburg, VA ∴ Chantilly, VA ∴ Rockville, MD

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Damascus, MD

Montgomery Village, MD

Centreville, VA

Germantown, MD

Manassas, VA

Gainesville, VA

Olney, MD

Bristow, VA

Boyds, MD

Sterling, VA

Bethesda, MD

Clarksburg, MD