Key Heating & Air Conditioning

At Key Heating & Air Conditioning Inc., we're dedicated to providing comfort solutions to New England homeowners with the most current technical knowledge and exceptional customer service. Our mission is to provide comfort solutions with the most current technical knowledge and provide excellent customer service and gain a customer for life.

Our Family-Owned Business

Our family-owned, award-winning company has been providing the best energy solutions for New England homeowners since 1993. From free home energy assessments to comprehensive maintenance and the installation of all types of heating and cooling, ventilation, and air quality systems, Key Heating & Air Conditioning Inc. has the professional team to count on for all of your energy needs.

Expert Technicians & Staff

Our factory-trained technicians, project managers, and installation crew have a combined trade experience of more than 150 years in all aspects of the heating, cooling, and air quality business. In fact, we have team members who have been working with Key for over 20 years. Our Key team is important to us. We provide regular training classes for our technicians to assure they have the most up-to-date knowledge when installing and repairing the heating and cooling system equipment and air quality equipment in your home.

Teamwork & Community Involvement

Here at Key, it is all about teamwork, both on the job and off the job. Company cookouts and employee volunteering are all part of the Key experience. We believe in giving back to our community and are active participants in local charities and events.

Customer Satisfaction

We also work hard to provide the best customer service available at competitive prices, including 24/7 emergency service and free estimates. It's no wonder that we have so many satisfied customers. Read what they have to say about our company. In fact, our goal is to achieve 100 percent customer satisfaction with the service, products, and expertise we offer on every single job.

Environmental Responsibility

Being a green company is another priority. At Key, we recycle, manage refrigerants, and use environmental refrigerants. Our service vehicles are also equipped with GPS tracking to optimize routes and reduce fuel consumption.

Heating & Cooling Services

Key Heating & Cooling 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.

We offer comprehensive heating services including maintenance, tune-ups, replacements, and installations. Our team of experts can handle any heating system you have, ensuring your home stays warm and comfortable during the harsh New England winters.

Our cooling services include installation, repair, maintenance, and tune-ups of central air (HVAC) units and ductless air conditioning systems. We understand the importance of staying cool during the summer months, and our team is dedicated to ensuring your cooling system operates efficiently and effectively.

Air Filtration & Humidifiers

In addition to heating and cooling services, we also provide air filtration and humidifier solutions. Our team can help you choose the right air filtration system for your home, ensuring you breathe easy and stay healthy. We also offer humidifier installation and maintenance to keep your home's air moist and comfortable.

Thermostats

We offer a variety of thermostats to help you control your home's temperature with ease. From smart thermostats that learn your schedule to programmable thermostats that allow you to customize your temperature settings, we have the right thermostat for you.

Geothermal Home Generators

At Key Heating & Air Conditioning Inc., we believe in the power of geothermal energy. Our team can install and maintain geothermal home generators, providing you with a sustainable and efficient way to heat and cool your home.

Financing Options

We understand that upgrading your heating and cooling system can be a significant investment. That's why we offer financing options through our partner, Mitsubishi. We want to make sure you have access to the best heating and cooling solutions without breaking the bank.

Becoming a Member

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.