Local, Family Run Business For 80+ Years.

Click The Button Below To Place Your Oil Order Online

Miller Oil Company Logo









Our new heating service contracts are now available.

HVAC Contractor: Heating Repair, A/C Repair, New Installation & Maintenance

Your Home Comfort Is Our Priority!

HVAC Contractor Enfield CT

We offer best in class heating and cooling repairs for homes and businesses located in Enfield Connecticut and throughout our entire service area. Contact us for fast, reliable HVAC repairs, HVAC upgrades, HVAC installations, HVAC tune-ups and more! Miller Oil Company is your go-to resource for all types of heating and cooling repairs, installs, and upgrades.

You can count on us for all of your construction and/or contracting needs when it comes to home comfort. We are your local contractor for all heating, cooling, and energy delivery needs in Connecticut! Get the best contractor's quality with Miller Oil Company. When you require expert contractors to deliver the best comfort solutions for your HVAC system, you can count on Enfield's HVAC contractor, Miller Oil Company!

Services offered:

  • HVAC contractor
  • HVAC
  • heating and cooling
  • cooling
  • fuel
  • oil delivery
  • fuel delivery
  • indoor
  • comfort
  • efficiency
  • contractor
  • heating
  • air conditioning
  • gas
  • oil
  • propane
  • installation
  • sales
  • replacement
  • repair
  • residential
  • tune up
  • residential
  • commercial

Enfield Furnace Repair

We handle repairs on furnaces, all makes and models. You can count on your Enfield HVAC contractor, Miller Oil Company to get your home heating system fixed ASAP. We handle oil furnace repairs, gas furnace repairs, propane furnace repairs, and electric furnace repairs. All of our HVAC contractors are trained in the latest technology and methods. This ensures that your home's heating system will be up and running in no time! Our goal sis to make sure that you and your family are comfortable all winter long.

Enfield Air Conditioning Repair

Stay cool all summer long with Enfield's best HVAC contractor, Miller Oil Company. We handle all types of air conditioning repairs, including all major brands of home AC systems. We work on Carrier, Trane, Lennox, and more. Do you need a new central AC system in Enfield? Get a free quote from us. We will assess your needs and budget, then calculate a load analysis based on the square footage of your home. All of our quotes are free! Need a 2nd opinion for a new air conditioning system or a 2nd opinion on an AC upgrade quote? Give us a call! We are more than happy to help.

HVAC Contractor Services in Enfield CT & Beyond

Miller Oil Company is the best local heating and cooling contractor, providing exceptional customer service and support. Whether you need a full HVAC system replacement or a simple tune-up, preventative maintenance call or emergency repair, we can help! We work on all types of systems, oil, gas, propane, or electric; furnaces, boilers, heat pumps, steam systems, hydronic systems, ductless, and more!

HVAC Upgrades: Enfield CT 06083, 08088

When your home's heating and cooling system starts to fail, it is time to consider an HVAC upgrade and HVAC replacement. At this time, it is natural to start looking for a central air installation cost calculator, wondering how much is a furnace air conditioner combo cost and looking for an HVAC replacement cost estimator. You can save yourself all the trouble by simply having Miller Oil Company provide a free estimate for your furnace and ac replacement cost. Our expert HVAC technicians will size your home or office and determine the proper sized HVAC system. We will work within your budget and install a new HVAC unit to maximize your home comfort! Call us today to get a free quote.


HVAC Comfort Plans

Repair All Makes & Models of A/C & Heating Systems

Expert Air Conditioning System Installation

Professional Heating System Installation

Same Day Emergency Service

Upfront Pricing, No Hidden Fees

Free Replacement Estimate
& 2nd Opinions

No Obligation, In-Home Estimates

Join our mailing list and get an instant savings coupon for $25 OFF any heating or cooling repair.

Special Offers

View coupons, rebates, cash incentives and other great deals to help you save money.

5-Star Reviews

No BS, no gimmick, HVAC service you need to repair, replace or maintain your system.

Don't Get Burned

FREE 2nd Opinion. Call before committing to major HVAC repair or new AC installation.

Struggling With Comfort?

Call (860) 745-0326

Enfield, CT A/C Services & Heating Repair

The Miller Oil Company is committed to providing solutions for your home air conditioning, heating, and HVAC needs. We proudly offer top of the line cooling systems for your home comfort needs during the warm weather seasons, as well.

Expert HVAC Contractor

We supply quality equipment that is guaranteed to outperform any other brand. with quality products that offer energy efficient solutions, you can expect to save on your cooling costs year round.

Home Comfort Peace of Mind

At Miller Oil Company, we take pride in educating and informing our customers about the products we install and maintain. Our goal is to help our customers make the best decisions for their personal heating goals.  In the end, you will have the knowledge to meet your needs efficiently, safely, and with years of home comfort moving forward.

Quality Service

The Miller Oil Company offers dependable home heating and cooling services. Our employees live in the same communities they serve, striving to understand your needs as a homeowner: convenience, flexibility, and reliability.

You can depend on The Miller Oil Company to provide timely service no matter what time of the day or night you find yourself in need. Certified, experienced technicians can repair your home’s heating systems, thus solving the immediate problem and also preventing future issues.

Service Area

We service the greater Enfield, CT area, including these cities and towns:

Bloomfield, Broad Brook, East Granby, East Windsor, East Windsor Hill, Ellington, Enfield, Granby, Hazardville, Manchester, Melrose, North Granby, North Thompsonville, Poquonock, Rockville, Scantic, Scitico, Simsbury, Somers, Somersville, South Windsor, Stafford, Stafford Springs, Staffordville, Suffield, Tariffville, Thompsonville, Tolland, Vernon Rockville, Wapping, Warehouse Point, West Granby, West Stafford, West Suffield, Wilson, Windsor, Windsor Locks, Windsorville

Agawam, East Longmeadow, Feeding Hills, Longmeadow, Southwick

Don’t see your town listed? We may still service it, please call us at (860) 745-0326 and ask.

Serice area zip codes: 06001, 06002, 06006, 06016, 06026, 06028, 06029, 06035, 06042, 06060, 06064, 06066, 06071, 06072, 06074, 06075, 06076, 06077, 06078, 06080, 06081, 06082, 06083, 06084, 06088, 06090, 06093, 06095, 06096, 06117, 06120, 06199, 06279

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