electrics·like-for-like·lightingHow to Replace a Light Switch Like-for-LikeSwap a UK one-way light switch for a matching replacement. Isolate at the consumer unit, photograph the wires, and stop if colours or conductor count differ.31 August 2026·Joe Hartley·Intermediate
electrics·like-for-like·lightingHow to Replace a Two-Way Light Switch Like-for-LikeReplace a UK two-way light switch without changing the circuit. Match COM, L1, and L2 from photos, isolate at the consumer unit, and stop if the layout differs.22 August 2026·Joe Hartley·Intermediate
