Total Customer Satisfaction

Do It Right - Do It Once

Reliable, Prompt, Exceptional Deliveries & Services

ThermOil, Inc. Logo
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24 Hours/365 Days

Since 1983



Your Trusted Name for Heating Oil, HVAC, and Plumbing Services

Free Consultations | 24/7 Emergency Services | Locally Owned Since 1983

Free Consultations

24/7 Emergency Services

Locally Owned Since 1983

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40 Years of Experience and Excellence in Eastern Massachusetts

ThermOil Is Here To Meet Your Needs & To Surpass Your Expectations

When it comes to providing the highest caliber of heating, cooling, and plumbing services to residential and commercial customers, no one beats the experience and reputation of ThermOil, Inc. We are dedicated to total customer satisfaction. We do the job once because we do the job right. Our goal is to meet your needs and exceed your expectations.


We provide 24/7 emergency services, including heating oil deliveries. Our highly trained technicians can handle the toughest jobs, all at competitive prices. Ask us about our eco-friendly options for your heating oil needs. Call us today for your free consultation.

fuel delivery

Heating Oil

You can always be sure to get the heating oil you need for your home with us. Our skilled, reliable drivers are available 24/7/365 for emergency deliveries.

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hvac repair

HVAC Services

Keep your home or business feeling cozy and comfortable with our HVAC services. From repairs to installations to annual maintenance contracts, we're ready to help you.

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furnace and water heater

Heating

Trust us for all your heating repair and maintenance needs. We repair both oil and gas equipment, including modern central air and radiant floor heating systems.

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ac repair

Cooling

Our experienced professionals can handle all your air conditioning repair and installation needs. We service central air units, rooftops units, ductless units, and more.

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faucet repair

Plumbing Services

Our highly trained technicians can handle all types of plumbing repairs for residential and commercial customers. We also handle new construction and remodeling installations.

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water heater

Water Heaters

If your water heater is older than 10 years, you may want to consider replacing it. We repair, replace, and install conventional water heaters as well as tankless models.

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Satisfied Customer Reviews

New Water Heater/Boiler Installation
Get up to
$300 OFF
Click to use coupon
EXPIRED
New Water Heater/Boiler Installation
Get up to
$300 OFF
Click to use coupon
EXPIRED
New Water Heater/Boiler Installation
Get up to
$300 OFF
Click to use coupon
EXPIRED

Testimonials

Thank you, thank you, thank you Thermoil! These guys came out to our Store in Burlington on short notice when our heating system kept turning off overnight and refusing to turn back on during last week's freezing temperatures. We would not have been able to open the store without heat. Thermoil got us back up and the heating system is now running better than ever! Thank you for a job well done - 10 stars!!!
- Rhonda

They were truly professional & Knowledgeable. I was totally satisfied. I will recommend this company to all I know who needs a plumber. Thanking your company for a job well done.

- Cindy

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ThermOil, Inc.

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