June is building a new home in Kenora and they have decided to make what is often called a double wall structure to have room for lots of insulation. They are intending to build with 2x6 walls and then add another 2x4 on the inside to hold more insulation. They have been told that they could do s...
As I look at my own database, I see that I have almost 100 answers to specific questions about roofs and roofing. Despite a good search engine, that much scattered information can get confusing. Let me make just a couple of overview statements to help guide you in getting your existing or new r...
I have reproduced below an article from the construction professional publication Solplan Review November 2008 because it was such a good article on this complicated subject. In 2023, Solplan Review is no longer in publication. For an animation on what is a rainscreen, follow this link.
But...
Wayland asked: “Does wet Owens Corning Formula Styrofoam ever dry out?”
Extruded polystyrene insulation is generally considered waterproof. In fact it was first invented by Dow Chemical for the US army in WW I to provide unsinkable floating bridges -- and has been used as the flotation eleme...
THE CHALLANGE FOR INSTALLERS AND MANUFACTURERS
jump to - RAIN SCREEN RESEARCH History
Jump to - RESIDENTIAL PRESSURE EQUALIZATION RESEARCH FINAL REPORTS
There are many variations on how to install a window into a wall, largely differing between new construction and renovation, but ther...
A comment from a reader:
"I notice in your section on self leveling concrete that you mention about needing to let the water out before putting anything on top of the new compound. (Self Leveling Concrete) This is a common misconception about concrete, in fact the water does not leave, it become...
