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.


Ductless A/C

Ductless Air Conditioning 101

If you’re dreading hauling those heavy window air conditioners up from the basement this spring, don’t worry – there’s a better way to cool your Maine home when the warm days and nights arrive: a ductless system.

Changing lightbulb to LED

Bright Idea: Swap Out Your Inefficient Light Bulbs for LEDs

At PGagnon & Sons, we’re always looking for ways to help you save money on your energy bills – whether it’s through our great service plans, discounts on equipment, or high value heating oil and propane delivery.

Heating oil up

What’s the Outlook for Heating Oil Prices in Southern Maine and Seacoast New Hampshire?

U.S. levels of crude oil production have been soaring these past few years, and that bodes well for the future of oil prices.

Airplane flying over house

Going Away for Vacation? Make Sure You Take Care of Your Home Heating System!

The holiday season is an exciting time of year – and for many of us, it’s a time to pack our bags and head out of town for some R & R.

How Do Boilers and Furnaces Work?

If you know how your home heating system works, it can help you understand how to keep it running well – and to know what kind of maintenance and repairs each is likely to need during its lifetime.

Cut Stress This Season with Four Convenient Heating System Services

We’re about a month into Fall, and so far yet to have that first real New England cold snap. But it’s coming – and with that cold snap comes the stress of paying your heating bills.

6 Tips to Prepare for Fall

School’s back in session, football season is underway, and the leaves are crackling underfoot – which means cooler New England weather (and heating bills) are right around the corner.

Is It Time to Replace My Heating Oil Tank?

Your heating oil tank may have no visible leaks, but that doesn’t mean you’re in the clear: tanks typically begin to deteriorate from the inside out due…

4 Ways to Cut Energy Bills from Your Water Heater

Every day you use more than 60 gallons of hot water to wash your clothes, your dishes, and yourself…

4 Myths and Facts about Programmable Thermostats

Installing a programmable thermostat is one of the most cost effective ways to cut energy costs in your home.