Browse Forums General Discussion Re: Ground clearance - weep holes 3Jan 29, 2017 1:11 pm Berek At least 1 brick height. The doco linked explains it with pics http://www.residentialreports.com.au/wp ... mpness.pdf Thanks mate. Looks like I have to dig this up now! it depends on the natural ground level, if they excavated their boundary wall needed to be built as a retaining wall. If you filled, which sounds like the case then you… 1 7084 I know foam has been around since the 90's and CSR started manufacturing Hebel in 1989, so it's definitely possible 5 5436 You are correct. Just read through all the ncc rules and 75mm is the minimum requirement for me. 4 11170 |