What web browser should I use?
The Open edX platform works best with current versions of Chrome, Edge, Firefox, Internet Explorer, or Safari.
See our list of supported browsers for the most up-to-date information.
Finding and Fixing Leaks
Residential
About This Course
This training looks into what you can do to help a builder pass air tightness thresholds post final blower door test. It focuses on methods for locating existing leaks in a completed home and the easiest or most cost-effective method for sealing the leaks.