Grey Universal Heat Pump and Dual Fuel Thermostat

One Thermostat. Any System. Any Jobsite. Built for real-world installs: mixed systems, accessories, legacy wiring, and upgrades where running new thermostat wire isn't an option. Boldr Universal Thermostat is designed to work with virtually every residential and commercial HVAC system in use today, using a single thermostat platform. - The Display and the Base combine to create one Universal Thermostat platform that covers all HVAC systems without changing hardware or stocking many different thermostat models - Compatible with mini-splits and ductless systems, heat pumps (dual fuel, AUX and emergency heat), VRF/VRV, central ducted AC (single- and multi-stage, gas and electric), boilers/hydronic, fan coils, and hybrid/mixed systems