Recent content by delp

fantasic, thats help clear this up. The white kind of confused me as its not in any of my DIY books. :D

I've just gone a bought a double dimmer switch to replace a normal double switch. but when I removed the old switch it has red & blue & white cables. I know red is live, blue neutral, but what is white? Second question the old switch had the red cable going into (A - 1 way & B - Com) the white...