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Temperature Equipment Corporation (TEC), a WATSCO (WSO) Company and joint venture with Carrier Corporation (CARR), is one of the United States top distributors of Carrier Corporation's commercial and residential HVAC brands including Carrier®, Bryant®, WeatherMaker®, Day & Night®, and Heil®.

TEC is also the Midwestern states largest distributor of air conditioning, heating, and refrigerant equipment, related parts, and supplies. With a rich heritage of prominent business divisions including Harry Alter, Bryant Mungo, and National Excelsior; TEC has been an industry leader renown for technical expertise, value, best-in-class product availability, and driving customer loyalty for nearly 90 years and counting.