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Found 162 results for the keyword ‘Insulation’

  • How do you sound proof a floor over another apartment?

    One of our viewers lives in an apartment over a noisy basement suite and wants to know what are their options to blocking the noise.Soundproofing is never a perfect thing and although each possible action can have an important effect, the sum of all the actions together can be less than you expec...
  • CONFLICT: USE OR DON'T USE BLOWN-IN LOOSE FILL INSULATION INSIDE HOLLOW WALLS.

    Canada Mortgage and Housing Corporation (CMHC) does not recommend the use of any blown-in insulating material inside "enclosed vertical cavities" (that's a fancy way of saying "walls that are not open"). They feel that techniques of installation and verification during installation are not good ...
  • How do you insulate a brick and block construction?

    Boris lives in a 45 year old bungalow that has no insulation at all. It has a brick outside, an air space, a concrete block wall for structure inside and then drywall. Is it possible to blow foam into the space between the brick and the block?NO. As long as the brick is the weather shield for ...
  • Use a sharpened putty knife to cut foam insulation.

    Jason from Auburn, Ontario has found a great way to cut rigid foam insulation.Regular knives are too thick and get stuck in the foam. He sharpens the edge of a putty knife which is strong not by being thick but by being wide. Jason recommends sharpening only one side of the knife to cut better ...
  • Insulating an old house and more.

    I don't often answer all the details of a long letter, especially not with the time constraints that we have on television. But Larry from Sydney Mines, Nova Scotia wrote such a coherent detailed letter about the 80 years old very cold home that he just bought that I thought I would just wade in...
  • 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...
  • How do you insulate a vaulted ceiling?

    Bernice from Midland, Ontario wants to know how to get more insulation into her vaulted, or cathedral ceiling.The common problem with structures like this, that we call "compact roofs", is that there is not usually enough space for a lot of insulation and a lot of ventilation. In fact, when the ...
  • 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...
  • I have ice dams over a bay window.

    Sol, from Sudbury, Ontario, has terrible ice dams, as you can see in the photo. They are directly over his bay window. Take a good look at the house design. The bay window comes right out to the edge of the roof, preventing any possibility of any ventilation up over this area. In addition, be...
  • Can I add new asphalt shingles over one inch of foam insulation?

    Kara lives in BC and has foam insulation over her roof with shingles over the foam. She wants to put on new shingles and questions having them right over the foam.You are right to question that application. The first problem is that shingling nails that have to go through an inch of foam will n...