Ten Steps to Deep Energy Reductions provides a framework for assessing and implementing a deep energy reduction project for a specific dwelling. (Updated 03/27/11)

Principles for Smart Staging: If doing an "All-at-Once" project is not an option, consider these principles as you plan a staged approach to deep reductions. (Updated 10/28/20)

Home Energy Heating Calculator Worksheets: The two worksheets in this spreadsheet allow you to compare the cost of heating using different energy sources and systems (1st tab), as well as converting energy sources to MMBtu and kWh (second tab).

Thanks to Bob Davis, Ecotope, for the enhancements and permission to use the cost calculator. The energy conversion table was extracted from the 1000 Home Challenge Threshold Calculator developed by Michael Blasnik. (Updated 05/05/16)

Paths to Thermal Comfort stimulates out of the box thinking to support the examination of a full array of solutions to reduce heat loss or heat gain and to enhance thermal comfort. (Updated 10/28/20)

Guiding Principles for Deep Energy Reductions - Draft: What are the universal principles that define and guide deep energy reduction projects? What is missing? How can the wording be improved? Help clarify the principles that guide deep energy reduction projects. (Updated 03/26/11)