Residential HVAC Services in Southeastern Massachusetts
From emergency repairs to new installations, Fong & Sullivan delivers complete heating and cooling solutions for homes in Plainville, North Attleborough, Wrentham, and surrounding communities. Licensed, insured, and committed to quality work you can feel.
Our HVAC Services
Whether you need a quick repair or a complete system replacement, we have the expertise to keep your home comfortable year-round.
Heating Services
Furnace repair, installation, and maintenance to keep your home warm all winter. We service oil, gas, and electric heating systems.
Air Conditioning
AC repair, installation, and tune-ups for reliable summer comfort. All makes and models serviced.
Heat Pumps
Energy-efficient heating and cooling in one system. Professional installation, repair, and maintenance.
Ductless Mini-Splits
Flexible, zone-based comfort without ductwork. Perfect for additions, older homes, and hard-to-heat spaces.
Maintenance Plans
Preventive care to extend equipment life, improve efficiency, and catch issues before they become emergencies.
Emergency HVAC Repair
Fast response when your heating or cooling fails. We're here when you need us most—no long waits.
Why Choose Fong & Sullivan?
We're not just another HVAC company. We're your neighbors, committed to honest service and quality work that stands the test of time.
Licensed & Insured
Fully licensed HVAC professionals you can trust with your home.
Care You'll Notice
Shoe covers, respectful communication, and clean work areas every time.
On-Time Service
We respect your schedule with prompt arrival windows and clear communication.
Craftsmanship That Lasts
Root cause fixes and recommendations that prevent repeat issues.
Ready to Get Started?
Whether you need a repair, installation, or just want to schedule maintenance, we're here to help keep your home comfortable.