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Resideo Honeywell Home TH9421C1004/U VisionPRO® IAQ Touchscreen Universal Programmable Thermostat, 4 Heat/2 Cool.
The VisionPRO IAQ touchscreen universal programmable thermostat provides electronic control of 24 Vac heating and cooling systems in addition to humidification, dehumidification and ventilation all with just 3 wires to the thermostat.
Honeywell TH9421C1004 Vision PRO IAQ Thermostat features 7 day programming and is designed for Up to 3 Heat/2 Cool Conventional Systems and Up to 4 Heat/2 Cool Heat Pumps.
- Advanced dual-fuel control.
- Three wires to the living space allows for easy equipment upgrade without having to run additional thermostat wire.
- Thermostat connects with Equipment Interface Module or EnviraZONE panel to control temperature, humidification, dehumidification and ventilation from a single point in the home.
- Automatically raises humidity levels throughout all rooms in the home, moisturizing air to prevent symptoms of dryness and to protect hardwood flooring and woodwork.
- Removes air pollutants by exchanging the stale air in a house with fresh, filtered air better than having an open window.
- SKU: TH9421C1004/U