Option 8. End-Wired Switches: Power Through Light
Power through the lights to three-way switches has two-wire cable and ground between the light boxes and three-wire cable and ground at the switches. White
or neutral wire taped with black electrician's tape is used as black power wire to make connections throughout. Grounding wires are pigtailed to the light
fixture boxes, and to the switch box terminals. The switches operate both lights, but the wiring ensures that if one bulb should burn out, the other will
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wiring a 3-way switch.
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