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"linings and warmth . . . "1How do you insulate uninsulated masonry buildings on the inside? Carefully. There I go again with the obvious. It is trickier to do it on the inside. But it is often less… Read More

Chicago is well known for a bunch of things—among them a baseball team that does not win, fabulous pizza1, and uninsulated masonry buildings. The Windy City2 does not want to be known for its… Read More

Ballast is necessary in ships for stability, balance, trim and to otherwise keep them upright because the alternative is not pleasant. The amount of ballast necessary varies based on the type of ship… Read More

“What we’ve got here is failure to communicate . . .”1 In what is turning out to be an unfortunate turn of phrase the terms “unvented attics” and “unvented roofs” have entered the lexicon. A lot of… Read More

Prologue - Folks sometimes ask me how do I know “that”? How could I possibly know that “that” would happen? I chuckle and answer “that’s because I have good judgment…and good judgment is based… Read More

We live at the bottom of an ocean of air. Each of us is carrying around 14.7 pounds per square inch when at the beach in Miami1. We are powerful creatures indeed. Imagine carrying around 101,000… Read More

Putting ductwork outside is bad enough, but putting ductwork in an attic is even worse (Photograph 1). Attics are even hotter than outside during the summer and as cold as the outside in the winter.… Read More

Life was simple when I grew up in Canada. Winters were long and cold, we had no air conditioning, walls dried to both the outside and the inside and the Toronto Maple Leafs would win Stanley Cups.… Read More

When Mother Nature came up with wood it gave it magical properties that try as we might we mere humans find it difficult to improve upon or to transfer to other materials we come up with.1 One of… Read More

"I've looked at life from both sides now . . ."~ Joni Mitchell1Walls can get wet from the inside, walls can get wet from the outside. Walls can start out wet. Wet happens. Because wet happens walls… Read More