Beyond the typical HVAC service checks for your customers, you might need to tackle issues with sub-slab HVAC ducts. In contrast to in-slab ductwork built into a concrete floor, sub-slab ductwork is below the slab. Here are some of the common issues you may encounter while assisting people who reach out to your HVAC business.
Discussions about sub-slab ductwork often contain the word “transite.” A common misconception is that if ductwork is the sub-slab variety, it is also transite. However, that’s not necessarily the case. Transite is a previous brand of cement-asbestos products and pipes from Johns Manville that came onto the market in 1929.