Heating & Air Conditioning Services

From emergency repairs to complete system installations, Hannon HVAC has you covered. Every service call starts with an upfront quote — backed by over 30 years of HVAC experience.

Heating Services

Massachusetts winters don't wait, and neither do we. Whether your furnace quit on the coldest night of the year or you're planning a system upgrade, our technicians deliver fast, reliable heating solutions.

High-efficiency furnace professionally installed

Furnaces

We install, repair, and maintain gas and oil furnaces from all major manufacturers. Whether you need a quick fix or a high-efficiency upgrade, our fully stocked vans mean we can often complete the job in a single visit. We'll help you choose the right system for your home's size and your budget.

Boilers

Hot water and steam boiler service is one of our specialties. We handle everything from annual cleanings and tune-ups to complete boiler replacements. Many older New England homes rely on boiler heating, and we know these systems inside and out.

Gas and oil burner service and maintenance

Gas & Oil Burners

Burner service, cleaning, and replacement for both gas and oil systems. We ensure your burner is running at peak efficiency, which saves you money on fuel costs and extends the life of your heating equipment.

Oil tank removal and replacement service

Oil Tank Removal & Replacement

Need to remove an old oil tank or upgrade to a new one? We handle the entire process, including permitting and proper disposal. We also help homeowners who are switching from oil to gas.

Cooling Services

When summer hits Massachusetts, you need an air conditioning system you can rely on. We install and service both traditional central AC and modern ductless mini-split systems.

Central Air Conditioning

Full central AC installation, repair, and annual maintenance. We size systems correctly for your home, ensuring efficient cooling without wasted energy. Our preventive maintenance plans help you avoid breakdowns during peak summer heat.

Ductless mini-split unit in a modern living room

Ductless Mini-Splits

Mini-splits are one of the most versatile HVAC solutions available. They provide both heating and cooling, require no ductwork, and are incredibly energy efficient. Perfect for home additions, converted garages, finished basements, or older homes without existing ductwork.

Indoor Comfort

Beyond heating and cooling, we help you achieve balanced comfort throughout your entire home.

Whole-Home Humidifiers

Dry winter air causes cracked skin, static electricity, and damage to wood furniture and floors. A whole-home humidifier integrates with your existing HVAC system to maintain optimal humidity levels automatically — typically between 30-50%. You'll feel warmer at lower thermostat settings, which can reduce heating costs.

Zoning Systems

Does your upstairs run hot while the basement stays cold? Zoning systems use dampers and multiple thermostats to direct conditioned air exactly where it's needed. Each zone operates independently, so every room stays comfortable and you're not wasting energy on empty spaces.

Maintenance & Repair

Regular maintenance is the best way to prevent unexpected breakdowns, extend equipment life, and keep your energy bills in check.

Annual Tune-Ups

Complete system inspection
Filter replacement
Efficiency testing
Safety checks

Emergency Repair

Available 24/7, day or night
Fast response times
Fully stocked service vans
All brands and models

System Replacement

Free in-home estimates
Energy efficiency guidance
Professional installation
All permits handled

Commercial Services

We bring the same dependable service to local businesses that we've delivered to homeowners for over 30 years. From office buildings and retail spaces to restaurants and property management companies — Hannon keeps your commercial HVAC running right.