2 way light switch wiring

  1. L

    2 way lighting circuit

    Hi all, Recently moved house and there is a double switch downstairs which controls the upstairs landing and downstairs hall way light but only a single switch upstairs for the landing light. Is it possible to change the upstairs switch to a double switch and have it control the hallway light...
  2. R

    2 Way switch wiring problem

    Hi everyone. I am changing a switch to a bathroom where one switch controls extractor (left switch) and right switch controls a light. I have wired up and am getting nothing from left switch and if right switch is used both lights and extractor fan are on.... I have labeled wires using A, B...