Dan Morrison

In the middle ages, that is ...

Rigid foam board and canned foam give an airtight cavity that can be insulated well.

Some do's, don'ts, tips, and tricks on how to deal with obstructions in wall cavities

These triple-glazed vinyl windows use brackets to secure the window to the framing. A "flashing flange" helps align the window

How to pour and finish a slab in 2.5 minutes.

This house is superinsulated with airtight construction methods. I was delighted at the opportunity to look inside the walls but depressed at the reason why. 

Batt insulation is by far the easiest insulation to install — poorly. This intro tells the basics of installing it right.

No glazing compound—to keep the inside air in.—Heat leaks cost money.

When roofs sag, walls spread | Nails pull out of the ridge beam | Rafter ties matter

It's easy to air seal the middle of the wall where there are no gaps, cracks, or joints. The edges are a different story, especially when one edge is wood and the other is concrete.

Rain is the biggest water threat that houses face, but there are some slow and steady mechanisms that can snowball on you, too

If drywall were clear, we'd see walls get wet daily. Moisture rides on air ...

ProTradeCraft is a collection of best practices for trade contractors built for a phone. Launched in 2015 by SGC Horizon, ProTradeCraft users will find valuable tools and "how to" content for residential construction professionals through videos, animations, podcasts and mobile handbooks.

Regular walls just won't cut it anymore. Higher-achieving energy codes mean higher-performance walls, airtightness targets, and home energy rating system (HERS) scores. Here are six improvement targets to shoot for.

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