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Miller Oil Company delivers home heating oil and provides heating and cooling services customers located in Hartford and Tolland County, Connecticut. Our goal is to make sure that our customers remain comfortable, all year long, regardless of what Mother Nature throws our way with crazy weather and outdoor temperatures!

Home Heating Oil Delivery

At Miller Oil Company, we deliver the heating oil to customers in CT, keeping thousands of homeowners warm and comfortable all winter! We take on-time delivery very seriously. Our customer service starts from the time you call to place an order or sign up to for an automatic delivery plan, but it doesn’t stop there. Our fuel dispatchers and drivers take great pride in providing you with the heating oil that you need to keep your heating system running all winter.

We offer many different options with regards to oil purchasing and delivery. For customers that prefer to know that their oil deliveries will be made consistently and on time, we offer automatic delivery options. We also offer price cap protection programs and more! Contact our offices to learn more.

Call (860) 745-0326

Heating System Service, Repairs, and Installation

Heating systems never seem to break down at convenient times. That’s why Miller Oil Company has expert HVAC staff that is available 24/7. When you call our offices, we will ensure that our heating system service technicians will be able to respond right away. We will dispatch our repair techs ASAP to get your heater working again so your home or office is comfortable again. We service and repair most major brands of boilers, furnaces and ductless heaters. Get your oil heating system fixed right away, give us a call.

Explore Our Heating Services

We have a complete line of service technicians that are available to service your home’s heating system. We offer:

  • Boiler repair
  • Furnace repair
  • Heating system tune-ups & preventative maintenance
  • New furnace installations
  • Boiler installation
  • Ductless heating installs and service

Air Conditioning Service, Repair, and Installation

Don’t let the dog days of summer get you down. At Miller Oil Company, we know that the summer heat, humidity, and sun can be brutal. When the outdoor temperatures approach triple digits, you want to know that your home’s AC system won’t fail. This is why our Enfield HVAC technicians are committed to helping homes owners throughout the Hartford and Tolland County, Connecticut areas. Call us today and experience our top-notch A/C tune-up, repair, and installation services.

  • Central AC repair
  • Cooling system tune-ups & preventative maintenance
  • New AC installations
  • Ductless cooling installs and service

Learn More About Our Cooling Services


Schedule Service

Fast service on all heating & air conditioning repairs or service.

For immediate help call:
(860) 745-0326

Call Us For Fast Service: (860) 745-0326