Recent Q&A

• windows in unconditioned attic

  My gable-roofed, unconditioned attic has lots of cellulose insulation and a single-pane window at either gable. The windows are extremely old and drafty - but does that matter in an…

• Snow Guards and Solar Panels

  Hi GBAs, I want to install solar panels on my south-facing A-frame roof. Roof is fairly steep (with asphalt shingles on 100 year-old Halifax house). House is close in proximity…

• Repairing Damaged Spray Foam

  I have closed cell spray foam covered with monokote thermal barrier spray in my 100-year old basement in zone 6. It was recently dug into to access the copper pipe…

• Basement spray foam insulation over weeping tile?

  Question probably for Martin:My 1930's house is in zone 4 (NS), has a full uninsulated concrete foundation. After years of research, I've decided to spray foam the basement walls (up…