Found 34 results for the keyword ‘Vapour Barrier’

  • ARE BROWN PAPER-BACKED FIBERGLASS BATTS GOOD VAPOUR BARRIERS?

    No, but don't worry about it; they are no longer available in Canada anyway. It was impossible to seal the joints, which let through more moisture than the paper ever stopped. They were actually eliminated in Canada because their fire ratings required them to be covered with special materials. ...
  • RIGID BOARD: EXTRUDED POLYSTYRENE

    Example: Styrofoam products by Dow (by the way, Styrofoam is a Dow Chemical brand name and not a generic term for foam insulation).Colour: Blue (Dow) or Pink (Celfort)Thermal Resistance: RSI - .035/mm R - 5.0/in. Very high.Cost: highCapacity to dry out if wet: Won't get wetFire Resis...
  • How do you insulate a double brick wall?

    Ed and Sharon in Manitoba just bought an old house in Manitoba and it is very cold, there doesn't seem to be any insulation in the walls at all. They have been told that it was double brick construction with plaster on the inside. Well friends, it was probably built by someone from Toronto who ...
  • It is all wet behind the shower tiles. Why?

    Ed writes from Ajax, Ontario : All 3 walls of my bathroom shower stall are finished with 4" ceramic tiles and are in good shape. When I had to remove one of them, I discovered that the drywall was behind it was so wet that I had to put a fan on it over night to dry it out before I could glue...
  • Double walls and buried vapour barriers.

    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...
  • Vapour barriers in basements

    One of our viewers is about to insulate his basement and he has been told that he should not run the vapour barrier all the way to the floor. Fact or fiction? You should run the vapour barrier wherever there is insulation to keep the moisture on the warm side of the wall. And in a basement insta...
  • Vapour barrier paint -- it does exist -- it does work.

    Kyle from Fort Erie, Ontario, has a vapour barrier question. "We have a house, 80-90 years old, with no insulation in the attic. The house is a 1-1/2 story building with sloped ceilings on the second floor to the outside walls. Our ceilings are plaster. Can we lay insulation in the attic without ...
  • MYTH: VAPOUR BARRIERS CAUSE INSIDE CONDENSATION PROBLEMS.

    False. Vapour barriers, together with air barriers, prevent moisture from escaping into the walls. In this sense vapour barriers make you more aware of the quantity of moisture you have generated in your house. Condensation problems are caused by generating too much moisture and/or having too ...
  • A gas barrier between a garage and a living space.

    While at a home show in Calgary, Marsha asked me to save her from her husband Martin. Actually marriage counselling is as much a part of my business as "divorce dust" is a part of renovation.Martin was doing a wonderful job of building Marsha a professional sewing centre above his new garage/wor...
  • 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...