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Found 120 results for the keyword ‘Ventilation’

  • Can a booster fans be used for the clothes dryer?

    There do exist in-line booster fans that can be used with clothes dryers for long duct runs. But you cannot use just any fan for this purpose. The fan motor and fan blades must be designed to handle the temperature of the dryer exhaust and prevent a build up of lint on a hot motor that could cau...
  • Ridge vents for snow country

    Venting a cathedral or low slopped roof is not easy. What you need to accomplish is to have continuous air movement from the soffits up between all the roof joists and somehow out the top. That is what ridge vents were invented to do. But it must be noted that a ridge vent without good open conti...
  • OVERVIEW: Changing the roof or roof covering on a house

    As I look at my own database, I see that I have almost 100 answers to specific questions about roofs and roofing.  Despite a good search engine, that much scattered information can get confusing.  Let me make just a couple of overview statements to help guide you in getting your existing or new r...
  • Where does the noisy drip in the plumbing stack come from?

    Wayne from Prince Albert, Saskatchewan writes: "I hear a constant dripping in my 4 inch sewer stack that connects my upstairs toilet drain to the floor sewer. It is not coming from the toilet but since the venting goes to the roof it is possible that during the winter, warm air is rising, condens...
  • STOPPING WOOD HEATING SMOKE FROM COMING INTO YOUR HOUSE.

    Cliquez ici pour voir cet article en français IS THERE A FIRE IN THE NEIGHBORHOOD? December 2018 - As I was walking home from the grocery store in the Montreal suburb of Longueuil in one of the first cold days of winter, I found myself choking on smoke.   I started looking around to see if the...
  • How do you stop mice from coming into the house?

      Susan from Calgary, Alberta has mice that just keep coming into her house. She knows where they get in and would like to block the entrance. She wonders if the foam in a can would stop them.               No. They will eat right through it. But if you mix the foam in a can, or caul...
  • DO I NEED AN EXHAUST FAN IN THE KITCHEN?

    An exhaust fan in the kitchen is not an absolute necessity. However, it serves two functions: it cuts down on humidity and it removes grease, smoke and odours. If none of these bother you -- and that has a great deal to do with how you like to cook -- then you can get along without one. If you k...
  • Stopping cold air drafts from ducts to the outdoors.

    I get a lot of complaints about cold air drafts coming in through ducts connected to the outdoors. Here are some solutions.  Butterfly dampers Any exhaust vent that rises up and out will have a tendency to let cold air fall back down that duct. Quality butterfly dampers are available that have ...
  • Vent Stack Ice Capping or Evaporation : I GET SEWER ODOURS INSIDE THE HOUSE OCCASIONALLY IN THE WINTER.

      This is one of those problems that are not dealt with seriously enough by the building officials in really cold regions.  I have opened a blog space at the bottom of this article for you to add in your case history so we can demonstrate that this is a large and continuing problem.  Take a look...
  • Ventilation Strategies for Covid-19 and other air borne health problems

    Because of the seriousness of the issue, I want to take a moment to present my credentials other than that guy that has been on TV and radio for 42 years.  In the 1980’s I was one of the primary instructors for the R-2000 energy efficiency program teaching contractors across Québec through the AP...