Browse Forums Building Standards; Getting It Right! Re: Installation of weep holes and vent to rendered exterior 2Feb 13, 2021 2:47 am We are Expert Consultant's, and we are here to help. Re: Installation of weep holes and vent to rendered exterior 4Feb 13, 2021 10:34 pm We are Expert Consultant's, and we are here to help. Re: Installation of weep holes and vent to rendered exterior 5Feb 13, 2021 11:23 pm Tank you for you valuable information You are correct. Just read through all the ncc rules and 75mm is the minimum requirement for me. 4 11179 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 5447 |