How to install your interruptor 9/24 at home

If you're tackling a home renovation, you'll probably run into the interruptor 9/24 sooner rather than later. It's one of those essential components that we often take for granted until we realize how annoying it is to walk across a pitch-black room just to turn off a lamp. Essentially, if you've ever wanted to turn a light on from the bottom of the stairs and off from the top, you're looking at a 9/24 setup. ...

February 4, 2026 · 7 min · Tba Isabelle