Home Energy Analysis Tool (HEAT)

Home Information
The home's above-grade, conditioned space
Existing Heating System
Enter efficiency as a percentage (60-100). Typical natural gas efficiency is 80-95%.
Thermostat Settings
Usual thermostat setting for heating
Enter if thermostat is programmed to a lower or higher temperature during working or sleep hours
Average hours per day that a lower or higher temperature setting is in effect
Energy Use History