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Found 83 results for the keyword(s) ‘Exhaust Fans’

  • Article


    No! Large-blade ceiling fans, even the simplest and least expensive models, will do no more than equalize the air temperature in a room (making it feel warmer for the same amount o furnace work) and slightly lower the temperature on the ceiling (which means less heat loss through the ceiling). ...
  • Article

    Air duct booster fans

    Here is a little fan called the "Air Booster" by Field Controls that is already installed inside a duct. You just cut into a ventilation or heating duct and replace a little section with this little fan and you can get a boost to the air flow. In-line fans can do the same thing with more power,...
  • Article

    Floor heating grill booster fan

    Here is a little fan that just sits on top of the heating grill. It senses hot air and turns on to add some boost to the air flow in an area that doesn't get enough heat. It is called the Register Booster by Field Controls.
  • Article

    Overview: Attic Moisture

    Ventilation in a Canadian attic does very little to remove moisture when the temperature in the attic is below freezing. During that time, the moisture is in the form of Ice and the passing air simply won't remove it -- whether you have passive vents or power vents. When things warm up, if the ...
  • Article

    HRV - both supply and exhaust ducted to furnace. Is this a good idea?

    I have occasionally been asked my opinion about a particular way to install a ventilation system (HRV - Heat Recovery Ventilator) that is considered acceptable in Ontario: Ducting both the supply and the exhaust runs of an HRV into the return air plenum of a forced air furnace. To understand t...
  • Article

    Indoor Air Quality

    Exhaust fans are the minimum necessary in houses for taking out stale air. You may have a fan, but it may not be working. It could be clogged up, improperly installed or simply too noisy for anyone to turn it on. Quiet fans, with good controls are a must in our energy efficient and often stuff...
  • Article

    Roof Exhaust Hoods

    Larry in Calgary has the problem that the wind makes a lot of noise with the damper on his bathroom exhaust fan.The banging noise of a duct damper can be reduced or eliminated by carefully placing the self adhesive foam insulation strips as soft bumpers against the damper. Make sure that the d...
  • Article

    Ceiling Fans and ceiling moldings

    John in Scarborough wanted to put a ceiling fan above his stairwell, but the existing electrical outlet was not in the middle. He tore the whole ceiling up (attic insulation and all) to manage to move the box over to the middle.We talked about his project and then I showed him the new light weigh...
  • Article

    In-Line Exhaust Fans

      Here's an introduction to a special kind of exhaust fan -- an "In-Line" fan. This means that rather than having the motor right at the ceiling, they can be placed anywhere along the line of the ductwork. This makes their installation much more flexible, and quieter.  Equipment details can be f...
  • Article

    Our washing machine smells.

    Karen from Kingston, Ontario writes: "We have a washing machine on the second floor and have noticed the water from previous cycles does not always seem to drain completely away, as evidenced by a smell of grey water when the machine begins it's next cycle. Our upstairs plumbing is well vented wi...