![hvac - What does this square icon mean on my Honeywell thermostat? - Home Improvement Stack Exchange hvac - What does this square icon mean on my Honeywell thermostat? - Home Improvement Stack Exchange](https://i.imgur.com/YDEy7VR.jpg)
hvac - What does this square icon mean on my Honeywell thermostat? - Home Improvement Stack Exchange
![Honeywell Home Wi-Fi 7-Day Programmable White Thermostat with Wi-Fi Compatibility in the Smart Thermostats department at Lowes.com Honeywell Home Wi-Fi 7-Day Programmable White Thermostat with Wi-Fi Compatibility in the Smart Thermostats department at Lowes.com](https://content.syndigo.com/asset/46d9c78d-9520-4ebb-94af-e75b2e003e83/1800.jpeg)
Honeywell Home Wi-Fi 7-Day Programmable White Thermostat with Wi-Fi Compatibility in the Smart Thermostats department at Lowes.com
![Honeywell Home RTH9585 Wi-Fi Smart Color Thermostat in the Smart Thermostats department at Lowes.com Honeywell Home RTH9585 Wi-Fi Smart Color Thermostat in the Smart Thermostats department at Lowes.com](https://mobileimages.lowes.com/productimages/3c62b7df-40c5-4ed4-934b-f3c95b007a8f/45136284.jpg?size=pdhism)
Honeywell Home RTH9585 Wi-Fi Smart Color Thermostat in the Smart Thermostats department at Lowes.com
![Honeywell Home T3 5-2 Day Programmable Thermostat with 2H/2C Multistage Heating and Cooling RTH6360 - The Home Depot Honeywell Home T3 5-2 Day Programmable Thermostat with 2H/2C Multistage Heating and Cooling RTH6360 - The Home Depot](https://images.thdstatic.com/productImages/5754dd66-67f5-4ff7-9aa2-b1ec6d60ad47/svn/honeywell-home-programmable-thermostats-rth6360-64_600.jpg)