Friday, June 23, 2017

Why "Flash & Batt" is a crappy wall system in a heating climate

I get asked this all the time - specifically "How about Flash & Batt", and I seem to write this explanation out at least once a month. So I thought it would be worthwhile just putting it in a blog post.

So "Flash & Batt", what is that anyway? You want to make a better performing wall, so the builder, or the builder's insulation contractor may suggest "Flash & Batt". Or sadly it may be coming from your architect because most know little about the actual science of putting a building together. On top of this all of the above may be bragging about how green this make them. What they are suggesting is this:
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