When many first hear of the Passive House blower door test requirement of 0.6 ACH at 50 Pascals of test pressure, the first thing that comes to mind is the difficulty of designing and executing air barrier details that deliver this. They may not stop to consider how this level of air tightness impacts the […]
Download Ann Edminster’s Free Tool ‘Minimize the Energy Your Building Needs (Energy Free: Homes for a Small Planet, Chapter 4)’
This chapter from Edminster’s award-winning, residential zero-energy primer covers key performance issues such as building geometry, enclosure design, comfort strategies and systems, and water heating. She also discusses how to prioritize investment in different features based on […]
Why enroll in Advanced Solar + Storage? You’ll access the Battery Selector Tool!
Decide the best battery for your application, from a cost perspective.
This is a great tool for engineers, designers, and decision makers when determining the best battery to use for any application.
Starting with the input data tab, you characterize up to 10 batteries, choose the cycle […]
After a significant delay, LEED Version 4 has finally been released, and you can now begin building your library of LEED v4 Tools.
Start by downloading our FREE LEED v4 Materials Form from Expert Instructor, LEED Fellow, LEED AP BD+C, LEED CI (Legacy) and aedify founder Brenda Martens.
Used in her LEED Project Management course, this tool will assist in:
The collect and […]
Ryan Carda, P.E. is the author of the International Ground Source Heat Pump’s official design and installation guide. Carda’s Antifreeze Volume Calculator for Geothermal Loopfields free tool is used in his Entry Level Geothermal Professional Certificate Training.
Here’s what the tool looks like:
Uses: This calculator is used to quickly determine how much antifreeze will be needed to reach the target […]