Skip to Main Content Skip to Footer Content

Thermostat Installation in Portland and Southern Maine

Keep Your Home Comfortable with Expert Thermostat Services

When your thermostat isn’t working properly, your entire HVAC system struggles to keep up. Whether you’re dealing with uneven temperatures, constant cycling, or a unit that won’t respond, the issue often comes down to your thermostat. That’s where Aire Serv of Southern Maine comes in. We provide expert thermostat installation and replacement in Portland and Southern Maine, helping you enjoy better comfort, improved energy efficiency, and peace of mind.

Our HVAC team offers everything from standard thermostat replacements to smart thermostat installations designed to give you full control of your indoor climate. With upfront pricing, licensed professionals, and reliable scheduling, it’s easy to see why so many homeowners trust us.

Ready to upgrade your comfort? Call us or reach out to us online to schedule your thermostat installation or replacement.

Thermostat Installation in Portland and Southern Maine
Keep Your Home Comfortable with Expert Thermostat Services
Aire Serv technician showing a customer a new thermostat before installation.

Let Us Call You

By checking this box, I agree to opt in to receive automated SMS and/or MMS messages from Aire Serv, a Neighborly company, and its franchisees to the provided mobile number(s). Messages & data rates may apply. Message frequency varies. View Terms and Privacy Policy. Reply STOP to opt out of future messages. Reply HELP for help.

By entering your email address, you agree to receive emails about services, updates or promotions, and you agree to the Terms and Privacy Policy. You may unsubscribe at any time.

  • We start with a thorough inspection of your current unit and HVAC connections to diagnose any issues and recommend the best solution.

  • Our team can often repair common thermostat issues, from loose wiring to sensor recalibration, to get your unit working like new.

  • When it’s time for an upgrade, our experts will help you choose and install the right model for your home, including modern, programmable, or smart thermostats.

Aire Serv technician showing a customer a thermostat installed on their wall.

Why Southern Maine Homeowners Trust Us

Choosing an HVAC company is about more than just a quick fix; it's about finding a team you can trust. Our customers consistently highlight the qualities that make us the preferred choice for all their heating and cooling needs.

  • Knowledgeable and Trustworthy Technicians: Our technicians are the heart of our service. Customers rave about our knowledgeable and professional team, including techs like Blair, Chris, and Larz, who take the time to explain everything in detail. We don't just fix the problem; we go the extra mile to find a lasting solution and give you peace of mind.
  • Exceptional Communication and Customer Service: From the first call to the final repair, you'll experience clear, consistent communication. Our team, led by owner Harvey, is known for being responsive, attentive, and knowledgeable. We're here to help, even on weekends, ensuring a smooth and stress-free process.
  • Honest and Fair Pricing: We believe in upfront, transparent pricing. Our customers appreciate that we don’t play games or pressure them into unnecessary services. You get a fair, competitive price and can feel confident you're making the right decision for your home.
  • Fast, Efficient, and Professional Service: When you have an HVAC issue, you need a quick response. We pride ourselves on getting a technician to you quickly, providing a high level of professionalism, and getting the job done right the first time. We are the trusted choice for on-time, efficient, and reliable service.

Ready to improve your home's comfort and efficiency? Reach out to us for thermostat installation or replacement in Portland or the rest of Southern Maine!

Why Southern Maine Homeowners Trust Us
Aire Serv technician working on a customer's thermostat.

The Aire Serv Advantage

From tune-ups and maintenance to heater repair and air conditioning replacement, we provide services that keep the air you breathe clean and keep your home or business at the perfect temperature.

24/7 Customer Service

Call for emergency service or schedule an appointment online.

Aire Serv of Southern Maine

Choose the right air care services team in your area. When it comes to selecting the right team for your heating or air conditioning needs, Aire Serv is the right choice.

  • Acton
  • Alfred
  • Bailey Island
  • Bar Mills
  • Berwick
  • Biddeford
  • Biddeford Pool
  • Bridgton
  • Brunswick
  • Bustins Island
  • Buxton
  • Cape Elizabeth
  • Cape Neddick
  • Cape Porpoise
  • Casco
  • Chebeague Island
  • Cliff Island
  • Cornish
  • Cumberland Center
  • Cumberland Foreside
  • East Baldwin
  • East Parsonsfield
  • East Waterboro
  • Eliot
  • Falmouth
  • Freeport
  • Gorham
  • Gray
  • Harpswell
  • Harrison
  • Hiram
  • Hollis Center
  • Kennebunk
  • Kennebunkport
  • Kittery
  • Kittery Point
  • Lebanon
  • Limerick
  • Limington
  • Long Island
  • Moody
  • Naples
  • New Gloucester
  • Newfield
  • North Berwick
  • North Bridgton
  • North Waterboro
  • North Yarmouth
  • Ocean Park
  • Ogunquit
  • Old Orchard Beach
  • Orrs Island
  • Parsonsfield
  • Peaks Island
  • Porter
  • Portland
  • Pownal
  • Raymond
  • Saco
  • Sanford
  • Scarborough
  • Sebago
  • Shapleigh
  • South Berwick
  • South Casco
  • South Freeport
  • South Portland
  • South Windham
  • Springvale
  • Standish
  • Steep Falls
  • Waterboro
  • Wells
  • West Baldwin
  • West Kennebunk
  • West Newfield
  • Westbrook
  • Windham
  • Yarmouth
  • York
  • York Beach
  • York Harbor

HVAC Services in Southern Maine and Surrounding Areas

FAQs About Thermostat Installation and Replacement

  • A new thermostat, especially a smart one, can significantly improve your home’s energy efficiency and comfort. Smart thermostats offer features like remote access, learning your schedule, and optimizing for local weather, all of which can lead to noticeable savings on your utility bills.

24/7 Customer Service

Call for emergency service or schedule an appointment online.

Join Our Team

We are proud to be an employer of choice in the field of Heating and Air Conditioning throughout the United States and Canada. At Aire Serv, we believe in doing the job right, which starts with how we take care of our team members. When you put on the Aire Serv uniform, you join a team of professionals who care about one another and embody our core values of Respect, Integrity, and Having Fun In The Process.

Start your career with us today. We offer exciting opportunities for growth and success in an important space.
View All Open Positions