Gray Furnace Service is a locally based Niagara Falls NY business.

We have been serving the Niagara Falls and surrounding WNY areas for over 50 years. We sell, service and install all types of gas furnaces and central air conditioning systems which are energy star certified. From furnace installation to furnace repair, we do it all. Give our experienced servicemen a call today!

We are now hiring for Service Technicians and HVAC Installers!

Apply Online

New Installations

Comfort is a matter of balance. During the winter’s coldest months and the summe...

Quality Products

With brand names you've heard used for generations, we proudly only work with th...

Quality Service

Superior response time, professional service, preventative maintenance, and qual...


We service all makes and models for HVAC equipment, heating and cooling systems,...

Services Overview

Heating and cooling repairs & replacements and new installations!

  • Humidifiers
  • Air cleaners
  • Heat Pumps
  • Air Conditioners
  • Gas and Oil Furnaces
  • Fan Coils
  • Evaporator Coils
  • Single Packaged Products
  • Controls and Thermostats
  • Central Air Conditioners
  • Room Air Conditioners

We offer Sales, Service, and installation of Heating and Air Conditioning Systems, servicing:

  • Gas Furnaces
  • Boilers
  • Humidifiers
  • Central Air Conditioning Systems
  • Air Cleaners
  • Hot Water Tanks & Hot Water Systems.

We provide fast, efficient, professional service at affordable prices.

See all our partners and services.

What Our Customers Say

We have had central air and heating put in. They are always prompt and reasonably priced. Excellent service!

I used GRAY FURNACE SERVICE INC for pressurizing my air conditioner.They never charged me on that one because they...

Checked the noisy booster fans hardwired to the furnace to see if they could be shut down or should be replaced. Responded quickly...

They arrived on time, removed old attic A/C evaporator unit and condensing unit at side of house. Installed new...

We take EMERGENCY SERVICE calls. 24 / 7 / 365.

Contact Us Today

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