West Side Oil


Providing Quality Heating, Cooling, Plumbing and Oil Services to Northern Connecticut Since 1986.

The following is a summary of the value added service plans. We have these available for our automatic oil delivery customers and are renewed annually. After reviewing, please let us know if you have any questions on which plan would work best for you.

We strive to provide you with the best quality products and service at a fair price with your satisfaction. We have a loyalty program that is designed to reward our customers who stay with West Side Oil for their home heating oil and service needs – be sure to ask an associate for details!

Our Services


We provide comprehensive heating equipment services, including maintenance and installation of various systems, fuel types, and efficiency options.

Air Conditioning

We provide comprehensive air conditioning services, including maintenance and installation of various equipment types and brands, with a focus on high-efficiency options and potential rebates.


We are ready to help you with all your plumbing needs from new installations to leaking sinks!

Fuel Delivery

We offer oil and propane delivery!

Tank Removal and Installation

We have the equipment necessary to safely dig out your in-ground oil tank and properly test the soil.


Whether you need a repair to your ductwork, or you’re looking into a brand-new installation, we can do it all.


Our team of skilled technicians is here to ensure the safety, efficiency, and reliability of your electrical systems.

Other Services

Other Services

We offer a wide variety of furnaces and boilers

Boilers (Oil) – Buderus, Crown, and Weil Mclain
Furnaces (Oil) – ThermoPride, American Standard
Air Conditioning & Heat Pumps – American Standard, AmeriStar, Mitsubishi, Bosch and Fujitsu.

We also offer oil to gas conversions!

Boilers (Gas) – Viessmann, Buderus, Bosch
Furnace (Gas) – American Standard, Bosch, ThermoPride
All of these gas units that we offer are 95% efficient.

Check out our reviews!

What Others Say

c fusco
c fusco
Recently had a new boiler installed and am thoroughly satisfied with the product and service. And the staff that did the work were informative, friendly and CLEAN.
MaryTherese Connors
MaryTherese Connors
All the technicians who came to my home were professional and very helpful, especially for Dan. They replaced my water heater and left my home in pristine order. I recommend West Side Oil completely.
robert moore
robert moore
Timely Service , Quality Workmanship , and excellent Customer Service
jen septemer
jen septemer
Jake was friendly & informative
Moved to the area and started using them. Every interaction on the phone is wonderful, very polite and helpful. The deliveries are always on time and when they say they're going to be. Will use them for years to come.
Liz Brantley
Liz Brantley
Excellent group to work with. Would highly recommend.

We understand that when you need emergency plumbing or heating service – every minute matters.

Request Estimate

We at West Side Oil are here for you, 24 hours a day, 7 days a week. Contact us for annual maintenance, plumbing work, installation of a complete heating and cooling system, fuel oil, or emergency service.