Save Big on HVAC Installation & Replacement
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Licensed & Insured Trade Professional & Expert Technicians.
“I really appreciate the men and woman who work at GEM. It’s quick and easy to make appointments. The service teams are professional. They are always on time. Their rates are excellent. They have fixed my washer, they installed my new dishwasher, and they even estimated a new water heater for my house at an extremely affordable price! Choose GEM, you’ll be glad you did.”
— Rebekah, Rhode Island
Get a New Heating, Cooling, or Mini-Split System Today
Now Offering Same Day Appointments Afterhours and On Weekends. Just Book It!
Has the time come to install a new heating and cooling system or replace an existing one? Haller Enterprises is your one-stop shop for complete HVAC services, including installation and replacement. Since 1949, we’ve been the trusted HVAC contractor in Rhode Island and Massachusetts, offering reliable solutions and products backed by unparalleled customer service.
At GEM Plumbing & Heating, we understand the importance of prompt service. That’s why we offer expert service at an affordable price via our ongoing promotions and unique financing options. Request a free HVAC system replacement estimate today or book your installation and for eligible applicants our financing plan features a low monthly payment OR no payments or interest for 12 months. And GEM offers FREE quotes on new installations after-hours and on weekends. There’s never been a better time to install a new heating or air conditioning system.
For over 75 years, GEM Plumbing & Heating has been the trusted HVAC contractor in New England. Whether you want to install a new system in a new construction or replace an existing one, we can help. When you choose our team to install or replace your furnace, air conditioner, ductless mini-split, or other system, you can have peace of mind knowing we back every service with a 100% satisfaction guarantee.
“Had a gas emergency last week – GEM came out next morning – diagnosed the issues, did all needed repairs and it passed inspection -all on the same day. They kept me informed throughout the day. They are consummate professionals – the best at what they do! Highly recommend and I will be calling them going forward!! Thank you to the GEM team!”
— Julie, Rhode Island
Quality You Can Trust
Seventy-five years ago, we began providing best-in-class heating, cooling, plumbing, drain cleaning, and electrical services with unparalleled customer service. Today, our technicians are the best in the business. Our licensed and insured professionals will treat your home and needs with care and respect. When you work with GEM, you will receive extraordinary service, world-class solutions, and unquestionable value—with a 100% satisfaction guarantee. Schedule a visit with a Comfort Advisor today for unmatched customer service, professionalism and a flawless climate solution that meets your family’s comfort needs.
We strive to earn the trust of every homeowner, provide the best solution and value, and offer the best in mechanical and electrical services—without compromise.
Serving Eastern MA & RI
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