- BSI
- NEWS
We looked at exterior spray foam previously (BSI-048: “Exterior Spray Foam”, April 2011). Exterior spray foam typically is used in commercial applications. Most residential applications use interior… Read More
- BSI
- NEWS
Crawlspaces continue to be a mess ever since we decided to insulate them and put air conditioned buildings on top of them1. We were here before (BSI-009: “New Light in Crawlspaces”, May, 2010)…but… Read More
- BSI
- NEWS
Things have evolved considerably since the Eisenhower and Diefenbaker years. Hutcheon2 taught us about air flow that decade but it took more than a half century to get it right. We needed air control… Read More
- BSI
- NEWS
This all started pretty innocuously. I just wanted a client to have a warm floor. How complicated could that be? Well some seemingly innocuous code language made things irritating but not difficult… Read More
- BSI
Folks are always asking – “how come we seem to have so many problems with buildings today?” We never seemed worry about rot, corrosion and mold before. What’s going on? What’s different? Is it… Read More
- BSI
After one hundred and fifty years the Illinois cottage1 is undergoing some pretty interesting changes and the ghosts of George Washington Snow and Augustine Taylor2 are cautiously eyeing the result.… Read More
- BSI
Mold is pretty easy to understand. No water no mold. Any questions? Well, there are a few. For one we have more mold today, but we don’t have more water. What’s with that? We’ve always built… Read More
- BSI
If someone invented wood today it would never be approved as a building material. It burns, it rots, it has different strength properties depending on its orientation, no two pieces are alike, and… Read More
- BSI
- NEWS
It is not easy to separate townhouses and row houses from one another (Photograph 1). And from garages. And of course from the outside. Photograph 1: Row Houses – Beautiful until you try to have… Read More
- BSI
Crawlspaces stink, they rot, and are just plain icky. Photograph 1 shows the modern crawlspace, which is a forest of water droplets on the underside of fiberglass batt insulation. The exposed wood… Read More
Mixed-Humid, Hot-Humid
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