Keyword Search

Found 63 results for the keyword(s) ‘Air Quality’

• Article

  HOW DOES HYDROXYL AIR SANITATION WORK? – THE SCIENCE

  Hydroxyl generators are used heavily in industrial, commercial and institutional buildings including schools and hospitals for sanitizing the air, controlling offensive odours and providing that “fresh air” smell without fragrances.   They are used extensively in flood and fire restoration for cl...
• Article

  Ozone Generators to clean up air quality problems -- good or bad?

  If you listen to the sales people, this is a hot debate. If you talk to Health Canada, this is a settled issue. Isabelle Sauve from Health Canada was as clear as the warnings issued by her department (January 1999) -- devices designed specifically to produce ozone may be dangerous to your health ...
• Article

  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...
• Article

  OVERVIEW: About cleaning up Mould.

  The whole question of mould started as a simple nuisance in home maintenance but with experience and research has become a major element of creating and maintaining a healthy house. Of course, whenever research develops over time, recommendations change and things can get quite confusing.   IT...
• Article

  Insulating the floor of a bedroom over a garage

  You might also call this entry “Insulating the ceiling of a garage under a bedroom”.  Any floor over a cold space will be cooler than a floor over a heated space, no matter how well you insulate it.  So bay window jut-outs always have cold floors as do rooms over garages.  For the bedroom over a...
• Article

  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...
• Article

  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...
• Article

  What is the proper level of humidity for a house in the winter?

  Victor from Stoney Creek, Ontario writes: "My house is a 3 level back split and is 3 years old. The furnace is natural gas. I am having problems with condensation and mould on my thermal windows! The window manufacturer said that there is too much humidity and that thermal windows always get cond...
• Article

  WHY SHOULD I CARE ABOUT NEGATIVE IONS?

  * Modern environments, such as your well-sealed house, high-rise buildings and automobiles, have few if any negative ions in the atmosphere. The have all dumped their free-loading electrons on the metal ventilating ducts, synthetic drapes, synthetic rugs, and the metal shell of the car. Metal and...
• Article

  WHAT THE HECK IS A NEGATIVE ION?

  A "negative Ion" is nothing more than a molecule of anything floating around with an extra electron riding along for free. Somebody once decided that the electrical charge of an electron was to be called negative -- so a molecule with an extra electron is called a "negative ion". There are three...