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TIME FOR YOUR HEATING MAINTENANCE

Heating, Cooling, Geothermal & Memberships

Trusted heating, cooling, geothermal and home comfort solutions from a multi-generation, family-owned team serving New Hampshire's Seacoast, Lakes Region and Southern Maine since 1993. 

Heating Services

Heating

New England winters are both beautiful, unpredictable, and at times, brutal. Trust local heating experts service, maintenance, and installation.

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Cooling

Over 30 years installing, repairing, servicing and maintaining central air and ductless air conditioning systems.

Service and maintenance memberships

 Memberships

Year-round savings on service and routine maintenance with our exclusive Safety & Efficiency Membership plans

Geothermal

We focus on offering the most advanced heating and cooling systems available, including geothermal heat pumps. Key is one of the largest residential geothermal installation companies in New England. 

"We are the GEOTHERMAL EXPERTS" 

Our Core Values

The standards our team is measured by, on every job, in every home.

1
Customer First 

Have a customer first positive attitude.  Act as if the customer's home is your home.

2
Quality Workmanship 

Thorough, safe, and good follow through. Top knowledge about products and codes.

3
Committed 

Yes attitude. Hard working, strong attendance, keep the company in mind, work as a team.

4
Environmentally Innovated 

Up to date on the latest products and HVAC innovations.

5
Growth Orientated 

Look for opportunities and accept challenges and foster long lasting relationships.

Our Process 

Seven deliberate steps, guided by our core values, from the first phone call to long-term support.

YOU CALL, WE LISTEN

(Customer First)


Every project begins with a thorough understanding of your needs.

HONEST OPTIONS & UPFRONT PRICING

(Committed & Environmentally Innovative)


We provide efficient solutions tailored to your home, budget, and long-term comfort.

SYSTEMS STARTUP & QUALITY ASSURANCE

(Quality Workmanship)


We verify performance, conduct startup checks, and handle warranty repairs or new installations.

ONGOING SUPPORT & MEMBERSHIPS

(Growth Oriented)


Our relationship with you continues well beyond the invoice.

A THOROUGH EVALUATION

(Quality Workmanship)


Our licensed technicians or comfort consultants arrive promptly and well-prepared.

PROFESSIONAL REPAIR OR INSTALLATION (Teamwork)


Once you approve, our team works diligently with the same care we would apply to our own homes.

CLEANUP & WALKTHROUGH

(Respect for Every Home, Customer First)


We ensure that every workspace is left clean or cleaner than we found it, ready for your family.

We Service & Maintain All Brands

Read Our Recent Reviews

News, Announcements & Home Tips For Optimizing Your Air Heating & Cooling

Key Heating & Cooling reveals tips and tricks to keep your home running efficiently. Plus we post about the latest technology and the latest products on the residential market. Enjoy the read!

Contact Key Heating & Cooling
Today!

For any HVAC inquiries, questions, or to set up a heating & cooling installation appointment, please call: 833.258.8811 or fill out the contact form.

Thank you for your interest! Key Heating & Cooling has you covered! We'll be in touch as soon as possible to schedule an appointment at your convenience.

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CONTACT
US

P: (833) 258-8811

Text: 1 (833) 285 - 8811

Email: info@keyhvac.com

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