Electrical Schematic Symbols
10 Most Common Electrical Mistakes DIYers Make
Mistake: Exposed combustible material Electrical boxes must be flush to the wall surface if the wall surface is a combustible material. Boxes recessed behind combustible materials like wood present a fire hazard because the wood is left exposed to potential heat and sparks. Solution: Add a box extension The fix is simply to install a metal or plastic box extension. If you use a metal box extension on a plastic box, connect the metal extension to the ground wire in the box using a grounding c...
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