Repair & maintenance
HVAC Repair, Maintenance & Cleaning in Somerville and Cambridge
Professional diagnostics, repairs, preventive maintenance, and cleaning for heat pumps, mini-splits, central AC systems, furnaces, and air ducts.
- Owner on every job
- Free estimates
- Somerville · Cambridge · Greater Boston
Repair & maintenance
Why AirSupp
Repair, maintenance & cleaning services
Honest diagnostics, clear options, and careful work on every system we service.
HVAC Diagnostics & Repair
We diagnose heating and cooling problems, explain the available repair options, and provide clear recommendations before additional work begins.
Seasonal Maintenance & Tune-Ups
Preventive service for heat pumps, central AC systems, furnaces, and mini-splits to support reliable operation and identify developing problems.
Professional HVAC & Air Duct Cleaning
Professional air duct cleaning using commercial-grade equipment, along with mini-split deep cleaning, indoor and outdoor coil cleaning, drain-line cleaning, and dryer vent cleaning.
How it works
From first call to final walkthrough.
Maintenance
What’s included in a maintenance visit
- System performance check
- Refrigerant pressure check
- Indoor and outdoor coil cleaning
- Drain-line cleaning
- Filter check
- Electrical connections check
- Thermostat and controls check
- Written findings and recommendations
Reviews
What homeowners say.
Need HVAC Service or Planning a Replacement?
From diagnostics and maintenance to complete heat pump, central AC, and furnace replacement, AirSupp provides clear recommendations and professional service throughout Somerville, Cambridge, and Greater Boston.