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Air Conditioning

Heating

Fuel Delivery

Maintenance

Reliable Air Conditioner Repair, Heating Maintenance and Furnace Repair as well as Fuel Delivery Services in Bath, PA & Surrounding Cities Since 1992!

24/7 ServicesSullivan Oil & Propane is more than just a fuel delivery service. We are full-service heating and air conditioning specialists. Our professional staff is available to repair your HVAC system, install or replace your heating and cooling equipment and deliver fuel for your furnace and major appliances.air conditioning installation

To better serve customers in Allentown, Bath, Bethlehem, Easton and east central Pennsylvania, we offer top-quality products and customized services that are backed by decades of experience. We’re available to provide these comprehensive services when you need them.

  • AC repairs
  • Heating repairs
  • Installation
  • Replacement
  • Equipment sales
  • Seasonal check-ups


  • Maintenance agreements
  • Inspections
  • Indoor air quality services
  • Financing with Approved Credit
  • Fuel delivery, including propane and heating oil


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Latest Posts

Changed the World Willis Carrier: The Inventor Who Changed the World (8/25/2018) -
The main goal of most homeowners in Easton, Pennsylvania, is keeping their house as comfortable as possible, and in this regard, there’s no more important tool than an air conditioner. Most people use their air conditioner on a daily basis […]
old house Modern Air Conditioning Tips for Old Houses (8/15/2018) -
You love your old home near Bath, Pennsylvania, surrounded by history and friends! But when summer comes calling, you dread lugging the window air conditioning units up the stairs where they growl and rattle without offering much relief. Fortunately, you […]


HVAC Maintenance and Repairs

HVAC Maintenance and Repairs

Maintenance is the cornerstone of our business. Our team is qualified to service and repair air conditioners and heat pumps, plus boilers and furnaces that use gas or oil. We do everything from performing seasonal tune-ups to replacing faulty parts. In the spring, we can tune your air conditioner, check the coolant levels and make certain that it’s ready for the summer. In the autumn, we can service your furnace or heating system, check the burners, change the fuel filters and ensure that your heater will perform safely throughout the winter. Sullivan Oil & Propane. Read More

Air Conditioning Installation and Replacement

Air Conditioning Installation and Replacement

Replacing an air conditioner or heater is an eventuality that every homeowner will face. You can make the most of it by installing an energy-efficient replacement. If your current system costs too much to run, can’t be repaired or isn’t keeping your home comfortable, a new air conditioner is an investment that can save you money.

You deserve the best. Give us a call, and we will impress you with our quality products, unmatched service, affordable prices and professional staff. If you need another reason to choose us, here are a few.

  • We are locally owned and operated.
  • We have been in the fuel business for more than 100 years.
  • We have more than two decades of experience in the HVAC industry.
  • We offer 24-hour repairs and emergency fuel delivery.
  • We are a factory-authorized Carrier dealer.
  • We employ NATE certified technicians.
  • We are a state licensed HVAC contractor.
  • We serve the entire Lehigh Valley and portions of the Poconos.

Read More

Heating Oil Propane and Fuel Delivery

Heating Oil Propane and Fuel Delivery

You can count on us for all of your fuel delivery needs. We’re pleased to provide propane and conventional heating oil to customers throughout the region. We’ve delivered clean, high-quality fuel at competitive prices for more than a century. For added convenience, we can provide automatic delivery on a customized schedule to ensure that you’ll never run out of fuel or have to worry about measuring your tank again. To purchase heating oil or LP gas for your fireplace, dryer or major appliances, we’re the company to call.

If you have questions or need service today, give us a call at (610) 813-6555. Our staff will be happy to provide answers or to schedule an appointment that fits your schedule. If it’s important to you, it’s important to us. Read More

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