QUIETWALK LV 1.4mm thick Underlay for Vinyl Click LVT, Laminate, Engineered Wood, SPC/WPC. Recycled Flooring Underlayment for Luxury Vinyl Plank, Luxury Vinyl Tile and Multi-Layer Flooring. QuietWalk Luxury Vinyl is a premium recycled fiber underlayment built for luxury vinyl plank, luxury vinyl tile and multi-layer flooring like WPC, SPC, and rigid core vinyl planks. It also is a solution for laminate, engineered hardwoods, and floating ceramic tile systems. Suited for both floating, glue down, and mechanically fastened installations either in residential and commercial applications. Impressive sound ratings (providing exceptional through-the-floor and footfall noise protection) including an industry leading Delta IIC rating make this underlayment the ideal underlayment to be installed under LVT, LVF and MLF flooring; with STC rating of 62, IIC rating of 70 and Delta IIC of 28. 100 sq. ft. or 9.29m2 rolls