In the final phase of an electrical installation, lighting fixtures and devices such as switches and receptacles are installed, appliance connections are made, and utilities (boilers or furnaces, air conditioning, well pumps, etc.) are connected.
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Using an inexpensive tester, you can troubleshoot a miswired receptacle without... More
We have inventor Harvey Hubbell to thank for the design of today's electrical... More
Learn how to do it the right way; your client’s life depends on the quality of... More
In the latest National Electric Code, every switch box in a habitable room or... More
New York City sidewalks are full of energy—sometimes intentionally, other times not. More
Expanded AFCI requirements; trenching turns deadly in Southern California; nicad... More
Learn how to wire a three-way switch when both switches come after the fixture,... More
Different approaches can work as long as you maintain continuity in the ground. More