BHoneywell TH8320WF1029 Wi-Fi Touchscreen Programmable Digital Thermostat ReviewbP PP Honeywell TH8320WF1029 Wi-Fi Touchscreen Programmable Digital Thermostat PUse With THP9045 Wire Saver, C7089U1006 Outdoor Air SensorPThe L terminal is an input or output.; Selectable: Programmable or Non-ProgrammableP4 916 in. high x 6 in. wide x 1 14 in.