Your #1 Resource For Living In A Safer, Healthier, More Comfortable Environment

Alternative Energy Heating Systems and Home Insulation Services in Connecticut & Massachusetts

Expert stove, fireplace,
insulation, and air conditioning installation in
Northeastern Connecticut and Nearby MA

Mainline Heating & Supply understands the value of a warm comfortable home in New England. That's why we specialize in the sale, installation, maintenance, and repair of home heating systems and insulation. We want to save you money and help you stay warm while being kinder to the environment with renewable resources. Mainline Heating & Supply offers outstanding heating and energy solutions that will enhance room ambiance and increase the value of your home.

The Mainline Heating & Supply Showroom features a great selection of quality Wood, Pellet and Gas Fireplaces, Stoves and Inserts. Mainline Heating & Supply is also a leading supplier of Outdoor Wood Furnaces. We install and service everything we sell and carry a full supply of parts and accessories. We also install a variety of insulation, inclusive of blown-in insulation, cellulose insulation and rigid foam insulation for your attic, crawl space and basement.

You'll be able to stand in front of a real fire, feeling its warmth, and imagine how it would work in your own home. We hope to see you there soon. Take a look around and see what we can do for you - or visit our showroom today! We offer free estimates on all our work in Andover, Coventry, Enfield and the nearby areas in CT & MA !

our service area

We serve the following areas

Connecticut
  • Amston
  • Andover
  • Ashford
  • Baltic
  • Bloomfield
  • Bolton
  • Bozrah
  • Broad Brook
  • Canterbury
  • Chaplin
  • Colchester
  • Columbia
  • Coventry
  • East Haddam
  • East Hartford
  • East Lyme
  • East Windsor
  • Ellington
  • Enfield
  • Gales Ferry
  • Gilman
  • Glastonbury
  • Groton
  • Hampton
  • Hartford
  • Hebron
  • Jewett City
  • Lebanon
  • Ledyard
  • Manchester
  • Mansfield Center
  • Marlborough
  • Mashantucket
  • Montville
  • Mystic
  • New London
  • Niantic
  • North Franklin
  • North Stonington
  • North Windham
  • Norwich
  • Oakdale
  • Old Lyme
  • Pawcatuck
  • Preston
  • Quaker Hill
  • Salem
  • Scotland
  • Somers
  • South Glastonbury
  • South Windham
  • South Windsor
  • Stafford Springs
  • Stonington
  • Storrs Mansfield
  • Suffield
  • Taftville
  • Tolland
  • Uncasville
  • Vernon Rockville
  • Waterford
  • West Hartford
  • Wethersfield
  • Willimantic
  • Willington
  • Windham
  • Windsor
  • Windsor Locks
Massachusetts
  • Agawam
  • East Longmeadow
  • Hampden
  • Longmeadow
  • Monson
  • Three Rivers
  • Wilbraham
Our Locations:

Mainline Heating & Supply
591 Ference Rd
Ashford, CT 06278
1-860-288-1166

Happy Customers in Northeastern Connecticut and Nearby MA

Effective and sustainable home heating systems

Mainline Heating & Supply's state-of -the-art showroom features a huge selection of operating stove and fireplace products. Experience these warming alternatives in action before you make an investment. Complete installation, repair and maintenance services are available for everything we sell. We offer certified chimney cleaning and repair.

At Mainline Heating & Supply, we stock a full line of repair parts, supplies, accessories and alternative fuels for your convenience. Nothing is worse than a cold home, especially here in the Northeast! We are more than happy to help you solve any issue you might be having with your home heating system, or install a new one for you. Every homeowner deserves to live in a home that works for them, providing comfort, safety, and affordability. Our systems and products are guaranteed to positively impact your life - and your wallet! 

Why choose us points - Service and installation of all major brands - Alternative energy and environmentally friendly options - Complete home energy audits - Free estimates on all work

Why Northeastern Connecticut and Nearby MA homeowners choose us

Experienced company with certified home energy specialists

Award-winning, patented systems

Local service, national support

Are you tired of your home feeling uncomfortable?  It might be time for an insulation upgrade

One of the most common ways that homes lose conditioned air and energy is through poor insulation and air leaks. We can fix these problems through our use of air sealing, blown-in fiberglass and cellulose insulation, and more. Our complete home energy audit will tell you exactly what services are best for your home.

We are devoted to improving home comfort and saving you energy! Contact us today for your energy and comfort services or to schedule a home energy audit in Andover, Coventry, Enfield, Hebron, Mansfield, Somers, Stafford, Suffield, Tolland, Vernon and throughout the surrounding areas.

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