Browse Forums Heating, Cooling & Insulation 1 Mar 12, 2020 1:35 am As part of the DA conditions, we need to provide an acoustic certification for the air con, the builder quoted more than $1400 for this. This seems to me very high. Has anyone done this and can you go external to do the certificate? How much is the going rate? To validate the certificate, I need to confirm if it aligns with the requirements outlined in AS1288 - 2021 Section 5, clause 5.23.1 & 5.23.3, AS2047-2014 clause 8.1 &… 5 1715 Thank you alexp79 and gommeqld for your advice, that's very helpful, thanks 3 6278 |