What causes ice dams / Guides

Ice dam
Roof assemblies - renovation

What causes ice dams and how to fix them

...ice damming problem, this is an indication that you have a thermal bridging problem. What causes ice dams? Thermal bridging through walls: many older home...

Condensation on windows in our homes - why is it there? - how to stop it?
Walls and Roofs

Condensation on windows is a pain but is it a problem & how to stop it?

...What causes ice dams & how to fix them And see more Green Building Guides for Sustainable Buildings on North America's favorite sustainable building advic...