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32+

Years
In Business

35

Employees

2

Locations

4.8

Google Rating 
*almost perfect

  Call Today! * Winter Sale!  * Ductless Sale! * $500 Off!  

Our Core
Values 

Customer First

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

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Quality Workmanship

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

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Committed

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

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Environmentally Innovative

Up to date on the latest products and HVAC innovations.

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Growth Oriented

Look for opportunities and accept challenges and foster long lasting relationships

Our 5 Star Experience

YOU CALL, WE LISTEN (Customer First)

Every project begins with a thorough understanding of your needs.

 

A THOROUGH EVALUATION (Quality Workmanship)

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

 

HONEST OPTIONS AND UPFRONT PRICING (Committed & Environmentally Innovative)

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

 

PROFESSIONAL REPAIR OR INSTALLATION (Teamwork)

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

 

SYSTEMS STARTUP & QUALITY ASSURANCE (Quality Workmanship)

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

 

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.

 

ONGOING SUPPORT & MEMBERSHIPS (Growth Oriented)

Our relationship with you continues well beyond the invoice.

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 Services

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.

Ductless solutions

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.

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making an agreement outside my house wit

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 one of our  exclusive Safety & Efficiency Membership plans 

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Feet Near Radiator

TIME FOR YOUR HEATING MAINTENANCE

Mike A.

5 star review

Great Support. During my annual maintenance check, they found a bad transformer. They installed a temporary one and came back the next week with a permanent fix. Greatly appreciated!

Mark F.

5 star review
Justin does nice work, he identified many issues with the AC system and fixed them. Very knowledgable on the end-to-end pieces of how our A/C system works.

Mary F.

5 star review
Outstanding, we were very impressed with the thorough job Matt did. He was very knowledgable and explained what he did and what we found. We always expect the best from Key, and Matt more than lived up to our expectations.

We Service & Maintain All Brands

Home Tips For Optimizing Your Air, Heating & Cooling

Key HVAC reveals tips and tricks to keep your home running efficiently.

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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