Browse Forums General Discussion Re: Asbestos in Carpet Underlay 7Jun 06, 2012 6:09 pm Hi Jetson, in the end I did get brave and remove a sample myself - I dropped it in to a lab for analysis yesterday so I should know for sure tomorrow or Friday latest. Fingers crossed our underlay was one of the many that weren't made from the contaminated hessian. You are quite right about asbestos being around us all the time, it's very hard to avoid completely as so many things were made from the awful stuff! 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 8356 Jimbo73 I would use heaps of adhesive on each sheet and screw rather than nail. use as many as you like cheers Simeon 1 4043 What you are looking at is fibrous plaster, true gypsum, it is cast on horizontal beds with fibers included to give strength. I has no Asbestos in it. Houses before 1985… 2 7113 |