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Found 40 results for the keyword(s) ‘Air Barriers’

  • Article

    Solving Ice Dam problems.

    Ice Dams are a serious problem throughout Canada, although it varies from year to year as to which region gets hit. Here we visited one of the solution companies who work to seal up the primary cause of ice dams, the warm air leaks into the attic. For more background on the problem check out th...
  • Article

    Moisture problems with a new roof over an old roof.

    Dan from Winnipeg, Manitoba writes: "We have an older manufactured home with a basement. Years ago a new roof was put on top of the existing one. It is post & beam with trusses, sheeted in with shiplap and a metal roof put on. The problem is the original metal roof now seems to sweat in th...
  • Article

    Wind protecting houses in Newfoundland.

    Newfoundland is known for its brutal winds, all year round. So I thought there would be no better place in Canada to take a look at what to you do to a house to avoid wind damage, and keep that wind out of the house. I called on my old buddy Gary Reardon, a prominent new home builder in St. Jo...
  • Article

    Should you caulk window trim?

    Rob wrote in saying that he had an Energy Audit done on his house and as part of the energy tune-up, they caulked his window trim down to the wall. Yet he thinks this was a wasted effort because he put the trim on himself and it was just decorative.In most window installations, the trim actually...
  • Article

    Air tight electrical boxes

    Vapour Barriers should go on the "Warm in Winter" side of the insulation so that they can stop all the moisture in the air from going through the wall, but stop it where it is still warm and there will be no condensation. The problem is that a lot of air, and a lot of moisture can go through ele...
  • Article

    Aluminum tape to seal window frames

    Terry has heard that if you want to stop drafts, you need to take the trim off from around the inside of windows and seal that gap between the drywall and the window frame behind the trim. He suggests simply covering this gap with aluminum duct tape.That is a great idea Terry. Aluminum duct tap...
  • Article

    How can I insulate my electrical receptacles?

    You should not put any insulation or sealing materials inside the electrical boxes as the air space is needed to keep the wires from overheating.In new construction we set the electrical box inside a "poly-pan" which then seals down to the vapour barrier, giving an air-tight electrical box. ...
  • Article

    HOW CAN I ELIMINATE AIR LEAKS THROUGH WINDOWS?

    Air leaks through the moving parts of windows accounts for as much as 14 per cent of the heat loss in a typical Canadian house. Picking the right kind of windows can certainly help:-- Fixed windows with no moving parts can be completely sealed. -- Fixed window panes with small moveable section...
  • Article

    WHAT ARE THE RULES FOR APPLYING INSULATION IN THE ATTIC?

    -- Take care of air barriers, ventilation and vapour barriers before insulating. Check out these three topics in the Search Tab above.-- Don't block the eave vents with insulation.-- Do cover the top of the outside wall.-- Don't put plastic foam on top of porous insulations (batts, loose fill) a...
  • Article

    ATTICS

    Air leaks account for the greatest loss of heating dollars from Canadian homes. These are easily solved by sealing. The greatest conductive heat losses occur through the basement. Canadian basements typically lose more heat than ceilings because attics usually have a little insulation (eve...