The nail-down flooring need to be nailed to an additional subfloor layer. The subfloor layer needs to be thick ample so that nails will not protrude. The Iso-Move® flooring underlayment would reside below this layer, no cost from any penetrating nails. Affect Insulation Course (IIC), a score system that demonstrates https://alexisk591xtz0.robhasawiki.com/user