Browse Forums Heating, Cooling & Insulation 1 Mar 12, 2020 12:35 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? For your reference Performance Labels: Window assemblies in housing, except timber windows, must be labelled so the label can be seen when it is in situ. For timber… 6 18844 Thank you alexp79 and gommeqld for your advice, that's very helpful, thanks 3 19129 Great thanks Simeon. Much appreciate your detailed explanation 2 7750 |