Construction Design-Interior Air Barrier? Exterior Air Barrier? Or Both!

When designing the concrete-less slab on grade home, I gave serious thought to the location of the air barrier.  I have used water resistive barrier (WRB) or house wraps for years without a good understanding how they work as an air barrier.  In my climate, most homes use polyethylene sheeting as an interior (and main) air barrier.  As it turns out, there are better choices. Continue reading “Construction Design-Interior Air Barrier? Exterior Air Barrier? Or Both!”

Construction Design-Rain Screen

When I was building full time, one of the common requests homeowners often had for me was no maintenance siding.  Of course, there is no such thing as “no maintenance”, but there are some products that require less.  The siding materials that require the most maintenance are wood sidings that are painted or stained.  The best way to keep wood looking good and reduce how often a finish needs to be re-applied is by keeping it dry or to promote rapid drying if it should become wet.  A way to promote drying is to install a rain screen, which is what this weeks blog is all about. Continue reading “Construction Design-Rain Screen”