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  1. General Electrical Discussion
    I am looking at a building with a car park in Sydney. Electrical circuits are run on perforated cable trays at high level. I understand that the trays require earthing, however, I'm trying to determine the extent. The trays are made from galvanized sheet and come in 3 meter lengths and are...
  2. General Electrical Discussion
    Hey guys. I wanted to start a thread all about block walls and metal studs. I think it is a huge task to come up with the tricks to save labor/materials while doing these jobs. I was wondering if anyone had any good ones to share. Any tools that really help or different ways of doing things...
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