Water Heaters History: DEER Water Heater Calculator v6.0

File Start Date End Date Date posted Notes
DEER-WaterHeater-Calculator-v6.0.xlsm 2026 Apr 20 This version (6.0) made updates to the values in the "Tmains" and "Tamb" and Peak Period based on CZ2025 weather data. It also added a macro for creating hourly load shapes. Instructions for using this macro are included in the Intro tab.