Browse Forums Home Theatre & Automation Re: DIY Home Automation 17Sep 21, 2016 10:12 pm Check "Home Technology Hub" thread.. continuing the conversation there --CLOSED-- 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 29031 a building inspector should be able to tell you about any major problems but we need a floor plan with dimensions to clarify options for extra bedrooms ... sometime an… 1 8916 |