They taught you 2-way switching on a whiteboard at college… then you walk into a 1970s house and nothing matches 🤯 In this video I break down real-world 2-way switching in the UK: Old colours vs new colours The “weird” ways older sparks wired it How to fault-find when you’ve got random strappers and no neutrals at the switch I also show you how I wire 2-way switching on new installs so it’s easier to test and modify later 👍 👷‍♂️ Perfect for: 🔌 Apprentices ⚡ Newly self-employed sparks 🏚️ Any