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This article is the fourth in a series on various building diagnostic tools and techniques to sleuth out problems in buildings.

Temperature and humidity meters are useful tools for building investigations, specifically to measure HVAC equipment performance.

A nuanced look at thermal imaging and how it can shed light on much more than heat loss.

Using diagnostic tools to find air leaks that make homes inefficient, uncomfortable, and are often the cause of moisture-related problems.

Double-stud walls insulated with cellulose or low-density spray foam can have high R-values; compared to approaches using exterior insulating sheathing, double-stud walls are typically less expensive… Read More

Three sprayfoam topics that might have you rethinking your decisions. This article was first published in Sprayfoam Professional, Spring 2014, pages 16-19.

One-third of the energy you buy probably leaks through holes in your house. Reprinted with permission from Fine Homebuilding, October/November 2012, pages 45-49.

And then it contracted. And then expanded again. And it did this over and over again. A simple title “Foam Shrinks” has opened up a can of worms that need to be addressed.

What we learned from updating a 16-year-old deep-energy retrofit. Reprinted with permission from Fine Homebuilding, February/March 2012, pages 55-59.

Over the past decade, Toronto's building boom has been dominated by tall glass condo towers. They've transformed the look of city skylines all over the world – especially here in Toronto, we've built… Read More