Schluter Systems Ditra Heat-E-RS1 DHERT105/BW Smart WiFi Programmable Thermostat, Ditra Heat-E-WiFi DHERT104/BW Touchscreen Programmable Thermostat, Ditra Heat-E-R DHERT103/BW Non-Programmable Thermostat, Ditra Heat-E-RT DHERT102/BW Touchscreen Programmable Thermostat, Ditra Heat E-RRS Power Module, Ditra Heat E-RR Power Module.
eBay