Found 123 results for the keyword(s) ‘Electrical’

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  OVERVIEW: Electromagnetic radiation and your health: THE DEBATE

  ------------------------------------------------------------------------------------- Update Dec. 2019:  The US Supreme Court just rejected an appeal of a lower court decision maintaining the legality of the city of Berkely, California’s ordinance passed in May of 2015 obliging all retail seller...
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  Controlling Pigeons

    My friend Keren has been keeping mice at bay with essential oils of peppermint on cotton wads -- she now swears by this clean remedy in a multi-lodgement building.  Her new pest problem is that her son has pigeons on his 6th floor balcony in Ottawa and has discovered that the fake owl didn't d...
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  How to repair a door bell.

  Ever had your door bell die and don't quite know how to go about fixing it? The first graphic shows the standard layout for the mechanics of a doorbell. There is the button, a transformer and the bell. The transformer reduces the household voltage to a 24 volt low amperage system that makes the w...
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  Which is better -- Fuses or Circuit Breakers?

  In some ways, the old fashioned fuse is actually better than the circuit breakers. To make sure I got my facts right on this one I visited George Brown College in Toronto to talk to one of the instructors in the electrician's apprentice programs. Fuses are 100 % reliable. When they get hot, the...
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  Pro: Wire Up-Sizing for Energy Efficiency and Cost Savings

  A fresh look at household wiring may change the wire sizes we use in some residential lines. The electrical code establishes wire sizes based on fire safety considerations. When an electrical load is run through a wire, the resistance in that wire creates heat. The maximum amperage for a given w...
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  Electric radiant floor heating without electromagnetic radiation!

    In the spring of 2004, a young and dynamic company in Quebec got a new radiant heating cable out of the laboratory and onto the market that has almost no electromagnetic radiation. "FlexTherm" from Longueuil, Quebec came out with what they call their Green Cable. With a sensitive professional...
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  Re-wiring a lamp.

    Here are a few tips when it comes to re-wiring an old lamp.     Use the existing wire to pull the new wire through. You need to join them in a way that does not create a lump in the wire.           Avoiding a lump On the old pair of wires, cut one wire shorter than the other and s...
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  Know what's below. Call before you dig.

  Many utilities are buried just underground on residential properties.  --- Water supply pipes --- Water drain pipes --- Gas pipes --- Electrical supplies --- Telephone, TV and Web Cables --- And sometimes even more as neighborhoods move more and more away from overhead wires.  Some of the...
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  New circuit protection: Arc Fault Interrupters

  Overload protection Fuses and circuit breakers will stop the electricity in a wire when the load is excessive or there is a short circuit. They prevent overheating of wires from too much electricity trying to flow through a wire that is not large enough to handle it. Stray current protection G...
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  What is an air tight electrical box?

  We all know that electrical boxes are the often the source of cold air drafts. They are equally the route by which warm moist air escapes from our houses. In fact, the National Research Council of Canada has calculated that up to 30 litres of water can pass through a single electrical box in one ...