The Ohio Weatherization Training Center has pulled together some online training resources:

WAPTAC– If you open any of the tabs it has numerous power point presentations, information, quizzes

https://nascsp.org/wap/waptac/doe-trainings-tools/wap-standardized-curricula/

True Tech Tools– This has a bunch of videos showing how all their instruments work and provides demonstrations of diagnostic testing.  Several categories to choose from:

https://www.trutechtools.com/Videos

NREL– We had a request for the SWS.  Here is the online version:

https://sws.nrel.gov/spec/1

WxTV– Several videos featuring all kinds of educational material that can be used as well as getting some history on Weatherization:

http://wxtvonline.org/episodes/