At Tri State Mechanical we service, repair, maintain and replace all kinds of furnaces and boilers for Home and Business. We work on natural gas furnaces, electric furnaces, propane furnaces and oil furnaces. We understand that a heating emergency can happen suddenly without warning. This is why our expert technicians are available 24 hours a day, seven days a week to provide fast, reliable, affordable heating repair. As a full-service energy conservation contractor, we provide complete solutions, Factory certified  installers, and competitive rates.  Looking for residential furnace repair? Click Here  Or Call 314-423-5555

Save energy and get paid!! For high efficiency replacement or install of a 94% or higher efficient furnace. Get paid for other upgrades such as new programmable setback thermostats and blower motor replacement.

It’s as simple as that. Call us for more details on how you can save energy and get paid all at the same time.

St Louis Commercial Furnace Repair & Replacement

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Tri State Mechanical specializes in commercial furnace repair as well as boiler and heating equipment maintenance. No surprises!  Just good old fashioned honest service.  24 hour: 7 day service.  Our workmanship is guaranteed and backed by our company name that has been serving the St. Louis Metro and Lake Ozarks – Central Missouri area since 1989. We service all brands such as Amana, Bryant, York, Trane, Carrier, and Lennox just to name a few.

When you need furnace repair and service, count on Tri States experienced technicians. Each is a certified factory-trained employee, experienced in the service and repair of all major brands of furnaces, boilers and heating systems. You can count on us to repair your furnace right the first time.

If your looking for new equipment you can rest easy knowing we offer the fairest pricing as we want your long term business.

Why wait for service?

Call us today to schedule your furnace installation or repair in
St. Louis, including Brentwood, Clayton, Chesterfield, Clarkson Valley,
Town & Country, Ladue, Creve Coeur, Kirkwood, Webster Groves, Sunset
Hills, Maryland Heights, Ballwin, Ellisville and Affton, Missouri. These
are just some of the townships where we do business.

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