Browse Forums Building A New House 1 Feb 15, 2011 1:27 pm Can someone please tell what the width of the valley in a metal roof should be per Australian Standards? I have had a ******* leaking roof installed and currently fighting it out with the BSA. The valleys are obviously too wide but according to the BSA unless they are leaking from this area it is not classed as a defect! Also what is the acceptable overhang length of roof sheets over the gutter? Fine with me... just let 'em step in with some affordable (but good) gear... 12 5485 I plan on installing an undercover walkway (awning ??) from my carport to the back door as shown in sketch. I will be using Boxspan Beams and have no concerns regarding… 0 758 Building Standards; Getting It Right! Don't think they are designed for double brick. WA has a particular way of building and unfortunately that's the way a large amount of sills are finished. 3 7004 |