Found 42 results for the keyword ‘Air Quality’

  • AIR QUALITY

    Grandpa had winter air quality problems in his house -- it was always too dry and an occasional back draft would fill the room with smoke. Other than that, pollution or the absence of air didn't pose a problem. Why? His drafty old house worked like a fresh running stream -- it continually ...
  • Finally, a revolution in air conditioning!

    Ecologix Heating Technologies Inc221 Holiday Inn Drive #2Cambridge, Ontario N3C 3T2Tel: 519-658-4330 e-Mail: info@ecologix.ca "www.ecologix.ca"I know I'm always lecturing you about heating for a cold climate, but air conditioning is very important in Canada and especially in the US. In fact, ...
  • WHAT IS A CONTROLLED COLD-AIR INLET?

    Stale, humid air must be exhausted from the house, both to allow for fresh air and to maintain a high neutral plane. For this reason we need a planned-hole-high-in-the-house, but the air going out must come into the house from somewhere. If you carefully seal all the leaks in the house to m...
  • What are the options in furnace air filters?

    A minimum filter is designed to protect the furnace fan from large dust balls -- not to protect your health.   ONE INCH FILTERS You can start upgrading from there. One of the best of the 1 inch filters is called Filtrete from 3M. It's an electrostatic filter that becomes charged as the air pas...
  • The best of breathing protection

    The first photo shows a respirator. If you have ever used a respirator you will really love this new one. It has a quick latch release that allows you to drop it down off of your face without loosing any of the adjustments of the straps on your head, and quick latch it right back. When using...
  • Controlling Garage Pollution

    Pim from Etobicoke would like to install a door from his garage into the house. The danger of this is that it opens a path for pollutants from the car into the living space of the house. Recent CMHC/Health Canada research has shown that many more pollutants than we imagine come off of cars and fi...
  • CONFLICT: A MAJOR PUBLICATION SAYS NOT TO RUN AN OUTSIDE FRESH-AIR INTAKE INTO THE COLD-AIR RETURN ON THE FURNACE DUCTING.

    "Energy Efficient Housing -- A Prairie Approach" is the only book I know of which advises against this practice (check out the graphic, keyword "ventilation", title "WHAT IS A CONTROLLED COLD-AIR INLET?"), so I asked the Saskatoon Research Council why. They are not against the practice in genera...
  • WHICH DEHUMIDIFIER IS BEST?

    The only type of dehumidifier that is any good at all during the winter is a fresh air ventilation system. Mechanical and chemical dehumidifiers are not only expensive and bothersome, but they cannot generally reduce the relative humidity to less than 50 per cent -- not low enough to keep frost ...
  • 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...
  • SAD -- Seasonal Affective Disorder -- it can be cured

    Feeling down, particularly in the Fall as the days get shorter? Sometimes it feels like the flue or it can even go to severe depression. This glum feeling in the Fall of every year has been tagged SAD or Seasonal Affective Disorder.It is attributed primarily to decreasing light exposure, but I ...