Found 53 results for the keyword ‘Fans’

  • 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 ...
  • 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...
  • How to move heat from a stove to other rooms.

    Jon in Winchester, Ontario has a free standing natural gas stove and wants to get that heat distributed to the rest of the house.  First, what not to do Do not try to put a grill in a return air duct of a forced air heating system over the stove as you see in the photo, especially forbidden fo...
  • How do you balance a ceiling fan so it won't wobble?

    Oh how many times has the wobbling ceiling fan driven you crazy. Sometimes it is acceptable on one speed but not another. Sometimes it just click, click, clicks so badly that you can't get to sleep. Fixing it is easy, but not fast. There are a large number of things that could be wrong so work yo...
  • 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.
  • What is Radon and should I be worried?

    The basic message to remember is that Radon is a dangerous cancer causing gas and if found to exist in high concentrations in your house the problem can be solved permenantly and at a reasonable cost.  So we don't want to ignore the possibility, we need to test every house in Canada. 7% of homes...
  • 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...
  • WHAT IS AN AIR-TO-AIR HEAT EXCHANGER, HRV and ERV?

    Air-change ventilation systems exist that take stale air out and bring fresh air in so as to not rely on cold air drafts for the entry of fresh air to the house. They are simply a box with two fans. In a few of the warm spots of Canada these are legitimate systems on their own. In most of Canada ...
  • Ductwork that moves air best

      The best way for air to move through a duct is to have a straight duct with a smooth inside wall and a round form will have the smallest surface area to cause the air to slow down. That straight smooth round duct is what is considered the benchmark for good ducting. Everything else is measure...
  • How to control bathroom fans

    The minimum control for a bathroom fan is a simple wall switch.Sometimes the bathroom lights and the fan will be tied together. Now when you have a noisy fan, this can be quite tiring, so to avoid the noise you use the bathroom in the dark.The biggest problem with the simple wall switch control ...