Few furnace filters, except expensive HEPA filters, do much about trapping or killing germs. Electronic air filters will reduce somewhat the air born germ count because the high electrical voltages do kill some of the bacteria passing through them and probably all that is caught on the plates. ...
When clean, electronic air filters are the most efficient furnace filters on the market - according to research at the Canada Mortgage and Housing Corporation. When dirty, they don't filter much at all. When in-between they can give off ozone.
If you're a lazy homeowner, they probably won't do m...
Many people would like to filter the air in their houses in an effort to improve indoor air quality.
The most efficient of the furnace filter systems, when it is kept clean, is the electronic air cleaner. As you can see in the first photo, it is a large unit that is installed directly in the fur...
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...
Over the years I have seen and tested a large number of gadgets designed to get rid of toilet odours, from double walled ceramic toilets that had an exhaust pipe to the outdoors, to exhaust ducts that fitted under the tank and various carbon filters situated under the seat. Finally an New Zealand...
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...
