The nail-down flooring must be nailed to an additional subfloor layer. The subfloor layer needs to be thick ample making sure that nails never protrude. The Iso-Action® flooring underlayment would reside beneath this layer, cost-free from any penetrating nails. It could be set up more than a Wooden or concrete https://mariooiztp.getblogs.net/71239130/acoustic-floor-underlay-things-to-know-before-you-buy