Browse Forums Landscape & Garden Design Building Standards; Getting It Right! 1. optional, you can but normally just use the earth from the main switch board 2. should be enough but the distance determines voltage drop - sparky should work it… 1 32713 I have a really long hallway which is 1100mm W x 11500mm L I would appreciate if anyone can give suggestions to light it up with Linear LED lights that goes from wall to… 0 11015 What? It's a lighting question, the control joint is only needed at 12m centres, a bulkhead or change of direction will suffice as a 'break' in the ceiling, just make… 8 11663 |