Key HVAC has been providing the latest heating & cooling energy solutions for New England homeowners since 1993! Our family-owned, award-winning business services the NH Seacoast and Lakes Region saving homeowners costs, time, and headaches.
Heating
New England winters are both beautiful, unpredictable, and at times, brutal. Trust Key HVAC local heating experts for all your service, maintenance, and installation needs.
Cooling
Keep your cool. The Key team has over 30 years of experience installing, repairing, servicing, and maintaining central air (HVAC) units and ductless air conditioning systems.
Service Membership
Gain some peace of mind knowing that you have year-round savings on all your service and routine maintenance needs, at an affordable price. Become a member today with our exclusive Safety & Efficiency Membership.
Home Tips For Optimizing Your Air, Heating & Cooling
Key HVAC reveals tips and tricks to keep your home running efficiently.
30+ Years Experience
35 Employees
21 Locations
Total Yrs Experience
New England winters are both beautiful, unpredictable, and at times, brutal. Trust Key HVAC local heating experts for all your service, maintenance, and installation needs.
Keep your cool. The Key team has over 30 years of experience installing, repairing, servicing, and maintaining central air (HVAC) units and ductless air conditioning systems.
MITSUBISHI FINANCING
Gain some peace of mind knowing that you have year-round savings on all your service and routine maintenance needs, at an affordable price. Become a member today with our exclusive Safety & Efficiency Membership.
- Family-Owned
- Award-Winning
- Over 30 Years Experience
The Key team has over 30 years of experience installing, repairing, servicing, and maintaining central air (HVAC) units and ductless air conditioning systems.
- 21 Locations
- 35 Employees
