for Cold Climate Housing and much more

Found 86 results for the keyword ‘Condensation’

  • How to keep a mirror fog free.

    One viewer recommended using hard soap on a mirror to keep it from fogging up in the bathroom. So we tested it against no treatment, and against polishing it with shaving cream, a recommendation from a viewer last year. The hard soap looked pretty good although a bit streaked. The ?no treatment?...
  • Why is my skylight full of frost?

    Skylights in a cold climate always cause problems trying to get insulation on the portion of the skylight frame that is above the roof. The more insulation you design into the frame, the smaller the light opening in proportion to the size of the skylight itself, simply because the frame that the...
  • Stopping mould growth above the bedroom window.

    Lorraine from Elliot Lake, Ontario has mould growing out from the joint between the wall and the ceiling in her bedroom. This is a common problem caused by the fact that most houses are built with two pieces of wood on the top of the wall called a ?double header?, with no insulation at this spot...
  • Tracing the origins of mould in the house

    I receive a tremendous quantity of questions about mould, the housing sickness for the new century. First, it is important to understand, in nature, there are mould spores all around us and most of us are not bothered by or aware of them. It is massive accumulations of mould that can cause ...
  • 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 ...
  • WHY IS THERE FROST ON MY CEDAR WALL SHINGLES?

    Condensation or frost on cedar wall shingles on the shady side of the house, early in the morning on clear winter days, bothers many homeowners. They imagine that somehow vast quantities of water are escaping from the house. In fact, what is happening is that the surrounding air is warming up fa...
  • WHY IS THERE FROST ON THE RUG?

    On windy days, houses in the Prairies often develop a small frost line on the rug about an inch away from the wall on the north or west side of the house. Here the wind is succeeding in lowering the temperature of the most poorly insulated part of the house -- the floor boards. In most construct...
  • Water running down the basement walls.

    Carol from Smith Falls has a new home but has had water running down her basement walls from the beginning, and no one, not even her builder, seems to be able to figure out why. As well, the problem seems to get better and worse with time, but still wet. First of all you need to keep in mind tha...
  • 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...
  • I painted my bathroom and now I am getting mould!

    Anne painted her bathroom with latex paint and then started to get mould and mildew where she never had any before. She is wondering what she did wrong? Mould is caused by the prolonged presence of condensation. Condensation is caused by a combination of high humidity and low temperatures. If yo...