Hello,
If I have a switch up stairs, and a switch by a door and another switch in the hallway that turns on the same light, is this a 3 way switch? Do I need three 3-way switches if I wanted to replace all switches?
Thanks,
Paul
If I have a switch up stairs, and a switch by a door and another switch in the hallway that turns on the same light, is this a 3 way switch? Do I need three 3-way switches if I wanted to replace all switches?
Thanks,
Paul
How to tell I have a 3 -way switch?
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