Resource Library
DOE: Free Building Science Calculators for Residential Energy Efficiency Professionals
Overview
The RED Calc Free and RED Calc Pro web app entire suite of software tools is now free for all to use through the WAP program.
The Weatherization Assistance Program (WAP) and the Building Technologies Office (BTO) of the Department of Energy (DOE) have collaborated to purchase the RED Calc Free and RED Calc Pro web app software tools. The entire suite of tools is now free for all to use.
Tool Categories:
Ventilation Sizing Airflow Measurement | Insulation | Domestic Hot Water | Moisture | Electrical Use | Weather Data
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