Count on us for around-the-clock, 24-hour emergency service from our certified technicians-just one part of the full-service difference.


P.Gagnon & Son gives you a range of choices for protecting your price for heating fuel and for controlling your winter fuel bills.


Our service technicians have the expertise to install, maintain, and repair virtually any make or model system you have or want in your home.



Another Heating Season Is Here…is Your Heating System Ready?

We’ve been talking a lot on this blog recently about the importance of routine heating system maintenance, and with good reason: simply put, it’s the most important investment you can make for your home comfort equipment…

Playing at home in a tent

There for You This Heating Season

If you listen closely, you might hear the sound of summer coming to a screeching halt here in Southern Maine: we’ve already seen temperatures drop into the 50s the last few nights, and as seasoned New Englanders we all know that cold weather is on the way sooner than later.

Coffee in autumn

Five Ways to Make Your Smooth Transition to Fall

Now that Labor Day 2018 is officially behind us, it’s time to start preparing for the heating season to come here in Southern Maine and New Hampshire.

Heating system maintenance

Why You Need a Heating System Tune-Up and Safety Check

Fall is just around the corner – is your furnace or boiler up to the challenge of another Southern Maine heating season? To know for sure, you need to schedule a heating system tune-up by enrolling in a P. Gagnon & Son Service Plan.

Nose odor

Is It Possible to Not Smell a Propane Leak?

If you use propane to power heating and other home comfort equipment in your Seacoast-area home, you know that a propane gas leak smells like rotten eggs – and (hopefully) what to do if you detect one.

Heating system maintenance

Summer 2018 Is past the Halfway Point – Time to Think about Heating System Maintenance

Believe it or not, Summer 2018 is more than half over – which means it’s time to get serious about maintaining your heating system for the fall and winter ahead.

Holding calculator and pen

Propane Usage in the Summer: What Is Normal?

It’s easy to underestimate your propane usage in the summer, since propane equipment that operates during the dog days often works quietly behind the scenes (propane water heaters, ranges, patio heaters, etc.).

Clean, green house heating

High Efficiency Ductless Heat Pumps – A Clean, Green Heating and Cooling Solution

Conventional heat pump systems are known for their efficiency and ability to operate year round, providing heating and cooling for your home.

A/C technician

Six A/C Installation Tips You Should Know

When you hire a professional contractor for an A/C installation in your Seacoast home, you want the process goes smoothly and successfully from beginning to end so you can enjoy the cool comfort of your home quickly and for years to come.

Child playing

Keeping It Fun: The Key to Teaching Propane Safety Your Children

When it comes to powering your home comfort equipment, you can’t get much safer than propane – but that doesn’t mean you can take propane safety for granted, especially if there are children living in your home.