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If you take rocks and melt them and blow air through them you get fluffy rocks. And fluffy rocks don’t burn. If you take gypsum and make it into sheets you get “sheet rock”. And guess what? Rocks don… Read More

To claim that something that has holes in it can act as a water control layer is a pretty interesting argument. It is both true and untrue.I have it on good authority, that for there to be a leak you… Read More

I remember sitting around listening to stories my dad and his friends would tell when they were hanging around in the basement playing cards. They would laugh uproariously, tease each other, get… Read More

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

A hockey1 puck is 1 inch thick and 3 inches in diameter (Photograph 1). You can easily slip one into the airspace between a brick veneer and building paper. Now a single puck in an airspace like that… Read More

As my friend Mac Pierce likes to point out: you could get a blindfolded drunk epileptic to cross Niagara Falls on a high wire without a net, but it wouldn’t be a good idea. There are some wall… Read More

Imagine a three-dimensional molecular billiard game with billiard balls that are sometimes sticky, and where the rules depend on where you are on the table. Then assume that there are many different… Read More

You can’t replace experience and judgment with lab tests and a computer simulation. But when you add lab tests to the experience and judgment and have an adult supervise the process, you might be… Read More

Double Rubble Toil and Trouble1“When you insulate your basement on the inside, the rubble foundation will freeze apart, and you will get swelling from the freezing soil collapsing the wall, and… Read More

Hospitals are not fun places to work in, and they are not fun places to build and design or to fix and repair. The stakes are often high. Nothing is more sobering than when someone dies because of a… Read More