How to install a 4 way switch.
How to wire a 4 way switch or install a 4 way into a existing three way. http://www.askmediy.com Now keep in mind there a few ways on doing this. This is just one way. Also see my site a wiring diagram.
Want more info about How to install a 4 way switch.? Get free advice from education experts and Noodle community members.