(815) 744-40042300 Mc Donough, Joliet, IL 60436
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Lockwood Furnace CompanyMeeting the HVAC Needs of Joliet, Illinois for More than 80 Years

Lockwood Furnace has been serving the HVAC needs of Joliet, Illinois since 1932. In fact, we were replacing and servicing boilers and furnaces before the word HVAC had even been invented! We have grown with the heating and cooling industry, but we have never forgotten our roots. We were, and remain, a family business that is part of the Joliet community.

Lockwood Furnace has serviced, repaired and installed central heating and air conditioners, furnaces, boilers, whole house humidifiers, mini-duct systems and air cleaning products throughout Joliet.

There isn’t a home, business or industrial HVAC challenge in Joliet that our professional technicians haven’t seen. We can service, repair or even retrofit virtually any HVAC system made.

Lockwood Furnace offers 24 hour emergency service throughout Joliet for any heating or cooling problem, as well as maintenance and servicing programs to keep any air conditioner, furnace, boiler or other piece of HVAC equipment in top shape.

Lockwood Furnace Company:
As Proud of Our Technicians as the Products We Install

Lockwood Furnace is proud to be certified as a Trane Comfort Specialist. We recommend and install the complete line of Trane and Lennox HVAC products all over Joliet. We have been in business since the 1930s and we know heating and cooling from the inside-out. Trane and Lennox are always the first choice.

However, the best furnaces, boilers and air conditioners are only as good as the experts who install them. Our HVAC technicians are exceptional in their training and ethical behavior. Lockwood Furnace HVAC techs have repaired, serviced, maintained and installed central air, furnaces, boilers and other HVAC systems throughout Joliet. They have proven themselves and we are proud of them.