QuietWalk 360 sq ft underlayment is ideal for large-scale flooring projects requiring maximum sound absorption, moisture protection, and durability. Made for use under laminate and hardwood flooring, it installs easily under floating floors and is approved for floors with a pre-attached pad for broad compatibility. It features a high-density recycled fiber structure with a built-in vapor barrier that reduces impact and airborne noise while providing a smooth base for flooring installation. This roll is compatible with radiant heating systems like QuietWarmth and is GREENGUARD Gold Certified for clean indoor air. Proudly made in the USA, it is a contractor-grade solution for quiet, comfortable flooring.