Found 25 results for the keyword(s) ‘Filters’

  • Article

    PAN FAN - an air filter for toilets

    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...
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    The basics of water purification and limitations of water filters.

    The microbiologist Dr. Phillip Stuart joined me to talk about residential water filtration systems. A couple of very important things came out.   Carbon filters, like the Brita and other counter-top or end of spout filters are only designed to use with treated water systems to remove bad tas...
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    Pro: Water As a Tool - Sometimes a Damn Tool

    Adding water to concrete or masonry will definitely make it flow better and make it easier to work with, which is why just about everybody does it. At the same time you have all heard that this will weaken the final product and increase shrinkage, but just about everybody does it anyway. If the d...
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    How to properly duct an exhaust fan through a roof

    This item falls under the heading of 'things that homeowners can teach their contractor'. Unfortunately too many renovators do not know that you can cause serious damage to your roof if you don't duct exhaust fans completely out of an attic. Some know, but just don't care. You cannot just leave ...
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    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 th...
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    Avoiding common errors with paving stones & Asphalt driveways

    It is frustrating when walkway or driveway paving stones heave with frost, or drop with erosion. If properly built, this doesn't happen. Actually what I have written here about paving stones applies to asphalt driveways as well.   A GOOD COMPACT SUBSTRATE IS ESSENTIAL IN A COLD CLIMATE You nee...
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    All kinds of water flow problems.

    Several viewers are complaining about low water pressure in old houses. Old steel pipe tends to collect corrosion and calcium on the walls, enough to slowly choke off the flow of water. A look at the graphic shows what happens to water flow compared to a clean new 1/2 inch pipe. When it becomes r...
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    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...
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    Softening water -- do electronic water softeners work?

    John from Halifax wrote in asking about replacing his salt based water softener with an electronic water softener to make it easier to water his lawn. Ion-exchange with salt will soften water Most of our water softeners add salt to the water in a process called ion exchange. This actually chang...
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    CONFUSION: SHOULD VENT DUCTS GO THROUGH THE CEILING?

    Many government or crown corporation publications are afraid to ask too much of homeowners both in terms of work and comprehension. They prefer that homeowners do things half-way rather than not at all. When compromises seem to work some of the time, these publications (and many contractors) are ...
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