TL Industries has one Cincinnati Sub Zero Model CTS-16-5-5-5AC Environmental Chamber.

The chamber features bi-modal heating and cooling, which eliminates the need for an excessively large heating system to override the cooling system. The CTS-16-5-5-5AC has a temperature range of –73 degrees to 190 degrees Celsius. The system has a programmable controller and a digital display with a temperature limit alarm.