Air Conditioning Services in Connecticut & Massachusetts
Ready to beat the heat? State Line Propane & Oil provides expert AC installation to keep your home comfortable all summer long. We partner with trusted brands like Rheem, Heil, Mitsubishi, Fujitsu, and Custom Comfort to bring you reliable, high-quality cooling solutions.
We don't believe in one-size-fits-all. Our team will work with you to create a tailored design that fits your home's unique layout and your specific comfort needs. Whether you need new ductwork installed or want to explore different options, we've got you covered. We install a variety of systems, including conventional AC units, mini-splits, and conventional heat pumps.
Beyond installation, we're here for the long haul. Our team offers comprehensive service and maintenance to ensure your system runs efficiently and reliably for years to come.
64+ Years of Experince
Our trusted family of experts has decades of experience servicing local New Englandc homes.
Fast, Friendly & Professional
We make sure you're family's comfortable all year round, whether is AC, Heating or Fuel service.
Licensed Technicians
Our factory trained technicians are at your fingertips from install to lifetime maintenance.
Family Comfort Guaranteed
We believe every room in your home should feel just right. Whether you need a new system or a quick repair, our AC experts deliver comfort where it matters most—right at home.
We don’t just install Air Conditioning Systems we support them(and you) with regularly scheduled inspections and maintenance
Preventative AC Maintenance
Regular maintenance keeps your air conditioner working at peak performance, lowers your energy bills, and helps you avoid costly breakdowns. Our seasonal tune-ups include system checks, filter replacement, and performance optimization— so you can rest easy at night knowing your home’s air is safe, clean and cool for the whole family.
Check out just some of out A/C services below and if you’re looking for more than just air conditioning check out our entire line of HVAC services.
- A/C Installation
- A/C Repair
- A/C Maintenance
- Custom A/C Systems
- Energy Saving Products
- Flexible Financing
We Partner with the Biggest Brands in the Industry
Your Home Runs on Fuel
Ready for reliable, local fuel delivery you can count on? State Line Propane & Oil is here to keep your home warm and worry-free with dependable propane and oil delivery, transparent pricing, and friendly hometown service. Whether you prefer automatic deliveries or call-as-needed, we offer flexible options to fit your schedule and budget. Don’t wait until the tank runs low—contact State Line today and let us power your comfort all year long!