Found 85 results for the keyword ‘Condensation’

  • Why do I see the wall studs right through the drywall?

    Tim lives in a 13 year old house and is rather disturbed by the fact that he can see the studs and ceiling joists as if they were coming right through the wall. Don't panic Tim, this is unfortunately very common. It relates to a poor job of insulation in a cold climate. You see, the wood used t...
  • Would installing insulation between the floor joists prevent moisture in the house from a crawl space?

    Harold in New Brunswick has a problem with moisture and mould. He has a bungalow with a 2 foot crawl space. There is no insulation in the floor and no vapour barrier under the floor. He asks if installing insulation between the floor joists prevent moisture in the house?No. Most insulation wi...
  • HOW DO WINDOWS ACT AS A HUMIDITY ALARM?

    Much of this book has been concerned with controlling humidity in the house. A double-glazed window is a perfect alarm system to warn us of dangerous humidity conditions. A double-glazed window has just enough thermal insulation to allow comfort in the house without producing condensation on th...
  • Installing a bathroom fan through the roof.

    Last year we visited a home to replace a "bathroom fan" but when we arrived, we found that it was vented directly into the attic. If you've been watching my show, you know that should never be! That was in the middle of the winter with ice on a steep roof, so we promised to go back and do it righ...
  • Insulating an above grade block wall from the inside

    This article deals with a block wall above grade.  For a below grade block wall see Basement Perimeter Drainage and Leaking Foundations.   Bryan is faced with a totally un-insulated cinder block wall with 1x2 strapping and a plaster covering.  He is thinking about stripping it back to the block...