Antique Brass Intermediate Switch (1 Gang/Black Switch) - G+H CAB5B

This is a black plastic single intermediate switch on a metal plate. 

Do you need an intermediate switch?

This is an intermediate light switch. Do you need an intermediate light switch?

You only need it if you have three or more light switches controlling one light. In which case the middle one(s) need to be intermediate.

The two end ones need to be two way light switches.

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