Heating Solutions

One Stop For All Of Your Home Heating Solutions Request an AppointmentHere at Key Heating & Air Conditioning, Inc., we have a variety of residential heating systems for your home. We understand everyone lives in their home differently, and that’s why we take the time to visit your home. We are committed to recommending, and […]

Cooling Solutions

Keeping Your Cool During New England’s Summers Request an AppointmentAre you looking for a better way to keep your cool during New England’s hot and humid summer days? Key Heating & Air Conditioning, Inc., has the residential air conditioning systems that will work best for your home. We have the best home cooling systems and […]

Geothermal Systems

Mother Earth Has Your Answer Request an AppointmentKey Heating and Air Conditioning is the largest residential geothermal company in New England. Our environmentally-conscious, award-winning company offers geothermal heating and cooling systems to customers who want an alternative energy source that is environmentally-friendly and sustainable. In fact it’s estimated that converting to a geothermal heating and […]

Indoor Air Quality

It’s The Air You Breathe Request an AppointmentAir quality in your home is a prime concern for you and for us. At Key Heating and Air Conditioning we understand that as more houses are built airtight it is even more essential that you address the air quality. Dust, dirt, pollen, mold, bacteria and algae are […]

We Do Electrical

Request an AppointmentKey Heating & Air Conditioning is a one-stop shop for all of your consumer electrical needs. Our qualified, professional technicians can provide you with: Safety Inspections Panel Upgrades & Replacements Home Generators Switches & GFCIs (Ground Fault Circuit Interrupters) Pool & Hot Tub Wiring Surge Protectors Breakers Exhaust Fans Thermostat Installation and Wi-Fi […]

Ductless Solutions

Make Ductless Heating and Cooling Your Choice Request an AppointmentDuctless heating and cooling systems are a great alternative to traditional systems. The technology focuses on individual rooms and living spaces rather than a central system. That makes ductless heating units and ductless air conditioners more energy efficient, more flexible and easier to install. In fact, […]

Solar Solutions

Here Comes the Sun Request an AppointmentAt Key Heating & Air Conditioning, we want to offer the homeowner every available option to heat and cool their home. Alternative energy solutions continue to be a growing trend for today’s homeowner. For those homeowners considering solar energy in New England, there are several available options including: Solar […]

Hot Water Solutions

No Need for Cold Showers! Request an Appointment Key Heating & Air Conditioning is here to help you meet all of your home’s hot water needs. We offer both hot water tanks and on-demand tankless options for your hot water. Key also offers an array of solar hot water options. Contact us today for a […]

Whole Home Performance

Transforming Your Home Into A True Comfort Zone Request an AppointmentWe are experts at analyzing your home’s heating and cooling systems. When we visit your home we look at the areas of heat loss/gain, assessing efficiencies, to deliver you with a full analysis. Get a clearer picture today of the efficiency of your home’s heating […]

Thermostat Solutions

Stay In Control While On the Go Request an AppointmentA Wi-Fi thermostat is the ideal way to control the temperature in your home, vacation home or even rental property, through your smartphone or tablet. This is perfect for monitoring and managing a home’s temperature, as well as saving money by adjusting the temperature when you […]