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Clean. Reliable. All Year Comfort.

PFO Heating & Air Conditioning is the area’s leader in providing inexpensive, reliable, safe heating and cooling solutions for your home and office.

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Leading Energy Supplier

Make the smart choice when deciding on a Fuel oil supplier. PFO makes it easy to save money and make smart choices for your home comfort.

Emergency Support

We offer 24/7 emergency heating and cooling support. Never be left in the cold or heat. Our technicians will get your home or business comfortable, affordably and quickly!

Carrier Authorized Dealer

As a Carrier Presidents Award Dealer, PFO is one of the very few heating and cooling professionals in the country (less than 5% nationwide) to earn this coveted distinction.

Heating and Air Conditioning Repairmen in Princeton NJ


PFO Heating & Air Conditioning has been the trusted name in heating and air conditioning in the Greater Princeton, NJ area since 1963. We have built a reputation for delivering consistent value and reliable service to both residential and commercial customers throughout Mercer County, NJ and Bucks County, PA.

We are your go-to company for:

  • Heating Oil Deliveries
  • Heating and Cooling System Service
  • Heating and Cooling Equipment Installations
  • Backup Power Generators

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Just some of our happy clients

PFO has been servicing residential and commercial customers since 1942. We continue to innovate and upgrade offerings so we can provide our clients the highest and most efficient service and products possible. Below is a small sampling of current PFO customers in the New Jersey area. In addition to providing exceptional heating and cooling service to larger corporations, a large portion of our business has always catered and continues to cater to residential customers.







Heating and Cooling

The staff of PFO Heating & Air Conditioning recognize that customer satisfaction is our best form of advertising. That is why all PFO technicians, service personnel and managers undergo regular instruction and training on the latest processes and technologies that will keep your heating and cooling systems operating at maximum efficiency.

Should anything go wrong, you can “call on us” 24 hours a day, 365 days a year to get your system serviced and back on track.

Trust in PFO
It’s been what our customers have been doing for more than seventy years. From our uniformed drivers and technicians, to our friendly and helpful customer service professionals, we are working hard to keep that trust.

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carrier heating and cooling equipment

PFO is proud to be the area’s authorized dealer for the following brands:

Authorized Carrier Dealer in Mercer County NJ
Authorized Mitsubishi Heating and Cooling dealer in Mercer County NJ
Mercer County Authorized Generac Dealer
Are you ready to take control of your home?
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