Recent HVAC Projects Across Northern Virginia
Browse real heating, cooling, and indoor air quality projects completed by Brooks Heating & Air throughout Northern Virginia. From AC repairs and preventative maintenance to full system installations and indoor air quality upgrades, this page highlights recent work performed in communities like Manassas, Gainesville, Leesburg, Ashburn, and beyond.
Mon – Fri | 8:00 am – 8:00 PM
Sat – Sun | 8:00 AM – 12:00 PM
9038 Hornbaker Road
Manassas, VA 20109
Installations
AC Installation in Manassas VA – Goodman 14 SEER System and Gas Furnace Replacement (May 2026)
Installed a new Goodman 14 SEER A/C system, installed an 80% gas furnace, replaced the furnace flue pipe, and completed the full system setup.
AC Replacement in Haymarket VA April 18 2026: Estimate
The technician performed routine maintenance by inspecting system components, checking electrical connections, reviewing filter condition, inspecting the condensate drain system, examining accessible equipment areas, cleaning debris as needed, and verifying overall cooling operation.
Heating Installation Gainesville VA February 20 2026
Installed the new system
Water Heater Installation in Gainesville VA January 19 2026
Tested the old heater and determined that the unit was replaceable under its current warranty
AC Installation Manassas VA April 2025
We reviewed options with the customer and they decided a new Bosch system would be the best fit for their home.
Furnace Replacement in Manassas November 2024
Analyzed the output of the furnace, discussed options with the customer and determined the best long term solution was a replacement
Repairs
Heating Repair in Manassas VA – Diagnosing Water Heater Pilot Light Failure (May 2026)
Inspected the water heater and began diagnosing the pilot light and fault condition to determine why the system would not remain operational.
AC Repair in Leesburg VA – Diagnosing Short Cycling on 3rd Floor System (May 2026)
Inspected the system and began diagnosing the cause of the short cycling issue to determine what was affecting normal operation.
AC Repair in Leesburg VA – E3 Error Code Diagnosis After Humidifier Installation (May 2026)
Inspected the HVAC system, diagnosed the error condition, and evaluated the recently installed humidifier and related system components under warranty coverage.
AC Repair in Leesburg VA – Loud Noise After TXV Replacement (April 2026)
Inspected the system to verify the previous TXV replacement and began diagnosing the source of the continued noise, focusing on components that could cause excessive sound despite recent service.
AC Repair in Leesburg VA – Two Geothermal Systems Not Cooling in Multi-System Home (May 2026)
Evaluated both geothermal systems, checked system operation and airflow, and began diagnosing the cause of the cooling failure despite normal thermostat function and recent filter replacement.
AC Repair in Gainesville VA – Blank Thermostat on 25-Year-Old System (April 2026)
Inspected the system setup to determine how many units were serving the home, traced the issue to the affected system, and diagnosed the cause of the blank thermostat and loss of control.
Maintenance
AC Maintenance in Ashburn VA – Preventative Service on 2015 System (May 2026)
Performed a full A/C maintenance inspection and tune-up, checking system performance and key operating components.
AC Maintenance in Ashburn VA – Spring Tune-Up on 2021 System (May 2026)
Completed a full air conditioning maintenance inspection and tune-up, checking system operation and key components to help keep the equipment running properly.
AC Maintenance in Manassas VA – Spring Tune-Up for 2025 Cooling System (May 2026)
Performed a complete AC maintenance inspection, checked system operation, and verified overall cooling performance on the single-system setup.
AC Maintenance in Manassas VA – Preventative Tune-Up for Aging Cooling System (May 2026)
Performed a complete cooling maintenance inspection, checked overall system performance, and completed preventative service to help extend the life of the equipment.
AC Maintenance in Gainesville VA – Spring Tune-Up for 2-Year-Old Central Air System (May 2026)
Completed a full cooling tune-up inspection, checked system performance, and verified the newer AC system was operating properly and efficiently.
Biannual AC Maintenance in Leesburg, VA – Two 6-Year-Old Residential HVAC Units Serviced
The technician inspected both HVAC systems and performed routine preventative maintenance including checking system components, inspecting electrical connections, examining filters and drain lines, cleaning debris from outdoor equipment areas, reviewing overall system condition, and verifying proper cooling operation on both units.
