Quality Work Guaranteed!
~ George Toulomis Jr., Owner & Founder
Quality Heating and Air Conditioning sized for your needs and budget.
Westfield, Cranford, Roselle Park, New Providence, Scotch Plains, Woodbridge and more...
"Tuesday night I came home with my children to a cold house, it was 9 PM and 15 degrees outside. Immediately called Stay Cool. Within 2 hours my heat was restored. I wouldn't use anyone else." - Lauren S, Westfield, NJ
Listen to our Union and Middlesex County Customers...
See Our A Rating on Angie's List Heating and AC
See Our 5 Star Home Advisor Rating for Heating and AC
Have a heating or cooling question? Ask one of our experts.

Heating & Air Conditioning

2015 Preseason Heating Special

Furnace tune-ups not only reduce long-term heating repair bills, but they also prevent outages during the cold winter months. Find out how a yearly furnace tune-up will save you on costly repairs and reduce your monthly fuel bill.

2016-2017 | Heating Tune-up Special & Furnace Tune-up Special 2016-2017 | Heating Inbstallation Special


Air Conditioning Company Review

I received several estimates to replace my central air unit. Stay Cool's estimate was concise and gave me options on how to save the most money. In the end, I saved 1000s of dollars replacing my old air conditioning unit. I highly recommend Stay Cool!

-Rich V., Woodbridge, NJ 07095
New Air Conditioning Installation

Heating Repair, Replacement, Service and Installation

Heat your Home Efficiently with Stay Cool's Expertise!

Furnaces Installed and Repaired Whether you need your furnace fixed, serviced or replaced, the heating professionals at Stay Cool will analyze your situation, give you options with accurate estimate and save you money. We have been installing heating systems, heaters and furnaces in NJ for over 25 years. We have installed 1000s of heating systems in homes in Union and Middlesex counties. Because our team installs, services and repairs all brands of furnaces and home heating systems, our heating experts will recommend and install a system to meet your needs, efficiency requirements and budget.

Air Conditioning Repair, Service, Replacement and Installation

The Right AC System for your Home & Budget!

Central Air Units Installed and Repaired - Featured Byrant AC Unit Do you need your AC serviced? Do you need a reliable AC company for air conditioner repair or an air conditioning installation? At Stay Cool Air Conditioning, we have be providing air conditioning repair, service and installation for over 25 years to North and Central NJ. At Stay Cool AC, we will cool your home at an affordable price. Because the Stay Cool team installs, services and repairs all brands of central air systems, our professional AC experts will meet with you, analyze your cooling needs and recommend an air conditioning solution best suited for you needs and budget.

Mitsubishi Dealer and Installer

Heating and Cooling Brands

We have experience with all types of heating and cooling brands including:
  • Airco
  • Arcoaire
  • Amana
  • American Standard
  • Armstrong
  • Bryant
  • Burnham
  • Carrier
  • Coleman
  • Comfortmaker
  • Ducane
  • Frigidaire
  • Gibson
  • Goodman
  • Heil
  • Lennox
  • Luxaire
  • Mitsubish
  • Payne
  • Rheem
  • Ruud
  • Tempstar
  • Trane
  • Weatherking
  • York

Serving Union County, Middlesex County and Surrounding Areas

For over 25 years, Stay Cool HVAC has been installing AC and heating systems in and around Middlesex and Union counties. We guarantee our work, as we stand behind every heating system and central air unit we install. Below are just several of the areas we service:

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