Not like h2o piping, When the conduit is to be watertight, The concept is to maintain h2o out, not in. In this case, gaskets are employed with Distinctive fittings, including the weatherhead primary from your overhead electrical mains to the electrical meter. To guarantee EMC, electromagnetic compatibility, you have to https://caidenysjzq.qodsblog.com/29332846/the-2-minute-rule-for-cable-trunking