Whether you're installing, extending, or rewiring a circuit, finding out the wire gauge and amperage you will need is a key first step. The gauge—or size—of the wire used needs to match the circuit's ...
The Family Handyman on MSN
How to Use Pocket Change to Determine Wire Sizes
If you’re getting ready to do some electrical work at home, it’s important to know the wire sizes you’ll be working with.
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