Experienced HVAC Repair in salem, NH 01844 - Big Al's Services

We offer air duct cleaning, air duct filter replacement, and HVAC system repair as core services. Since 2017, we've expanded to include residential oil burner repair and installation, boiler and furnace installation, Mitsubishi mini-split AC systems, and Roth double-walled oil tank installations. Our certified technicians serve Salem and surrounding communities within a 25-mile radius, providing both scheduled maintenance and emergency service calls with free estimates.

For Salem residents concerned about carbon monoxide risks, we perform thorough inspections of oil burners, furnaces, and boilers during our annual cleaning and repair services to ensure proper ventilation and combustion. Regarding duct leaks, our air duct cleaning service includes identifying and sealing leaks that reduce system efficiency and indoor air quality. We use practical methods to detect issues early, helping prevent safety hazards and energy waste common in New England homes.

Yes, we provide emergency service calls for heating and cooling issues, available within our 25-mile service area around Salem, NH. Since starting in 2017, we've built a reliable team ready to respond to urgent needs like furnace repairs or AC failures. Our technicians are certified to handle various systems, and we recommend scheduling annual maintenance to reduce emergency situations.