The tekmar 508 heating control is a one-stage unit that has been previously used. This control is designed to manage underfloor heating systems and HVAC systems in a business or industrial setting. Its brand, tekmar, is known for producing high-quality HVAC and refrigeration systems.With its precise temperature control and easy-to-use interface, the tekmar 508 is a great choice for those looking for an efficient and reliable heating control system. Its compact design makes it easy to install and integrate into existing HVAC systems. If you're in need of a one-stage heating control system, the tekmar 508 is an excellent choice.

This control was used for our lower level floor heating in our home.  It worked fine. I simply replaced it with a newer LED unit (this one is LED as well, which I found easier to program.