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Found 122 results for the keyword(s) ‘Ventilation’

• Article

  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...
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  What is the maximum duct length from a bathroom fan?

  Mike writes: "I'm renovating my bathroom and plan to install a fan. The shower is on one side of the room and the bath is on the opposite wall so I plan to put the fan in the middle of the room. What is the maximum amount of hose I can use to vent outside?"You shouldn't have any problem going ...
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  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 ...
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  Condensation in the bedroom windows.

  Patrick from Richmond BC is complaining of condensation in his bedroom windows. Why is it that our bedroom windows seem to fog up more often than any other windows in the house?Condensation is caused by a combination of low temperatures and high humidity. We tend to keep our bedrooms cooler tha...
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  West Coast crawl spaces and high humidity.

  Gills writes from South Surrey, B.C.:Problem: High humidity in a crawl space. What do you suggest to reduce this problem. Info: Rancher style home (single level), 1800 sq.ft. Crawl space: 6 ft. high, concrete floor No windows The only existing opening is a 6 inch pipe going out side.---------...
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  How to secure a ceiling fan

  On other shows we talked about wiring in ceiling fans -- today we dealt simply with how to attach it to the ceiling so that it does not come down on top of the bed like a giant blender.You cannot just attach it to the ceiling drywall.You cannot just attach it to a simple electrical box in the att...
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  Food smells through the triplex

  Sally from Toronto, Ontario has a problem with the neighbours that live below her in a triplex. She doesn't like their cooking odours and they just fill her apartment.There are two things that can be done to temper the smells from the apartment below. First, caulk or foam up all the cracks b...
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  Why do shingles cup and curl long before their warranty date? And what is CSA certification?

  Click here for the BP Class Action Suit relating to failing organic based asphalt shingles. Asphalt shingles should be able to take a lot of heat and cold, over and over again. So why do some suddenly curl up, asks Craig from Point-Claire, Quebec?Cold climate shinglesProbably the first thing to u...
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  Proper installation of new whole house ventilation systems

  Joan from Armstrong, BC is having trouble adjusting the ventilation system in her new home to keep condensation off the windows. She told us the kind of system she has and said that it was required by the building code. Actually no specific system is required by any of the building codes. ...
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  CAN I BUILD AN HRV MYSELF?

  For you DIY fanatics, the answer is YES.The University of Saskatchewan published a plan for one in the early 80's. It works; I even built one on TV. But it was hard to defrost, impossible to clean and we never did manage to get it out of the basement so it has been left there to be discovered b...