Browse Forums Flooring & Floor Covering Re: Australian standard for flooring underlay in an apartmen 6Jun 15, 2010 10:49 pm The BCA 2007 stipulates certain minimum standards for hardfloors. Read the "acoustic underlay" thread for more info or call me if you like. Hi l plan to install a self adhesive vinyl plank floor. l first need to attach masonite boards underlay to by plywood subfloor of my house. What size nails and how many… 0 8370 Jimbo73 I would use heaps of adhesive on each sheet and screw rather than nail. use as many as you like cheers Simeon 1 4064 What we have done in a few theatres ( including my own) is run 2 layers of 13mm gyprock, but sounds insulation especially for the bass is really tricky as a lot of that… 4 2553 |