dimanche 22 février 2015

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How to tell I have a 3 -way switch?

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

How to tell I have a 3 -way switch?

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