PAU Acoustic Underlayment

PAU acoustic underlayment is a thinner version and is only 4mm thick and is available in packages of 130 sf. PAU underlayment is economically priced.

PAU is made from FSC certified compressed wood fibers and offers better acoustical performance over similar priced foams, felts, rubber or natural cork underlayments.

PAU Floor Underlayment is lightweight and easily installed under floated Laminate engineered Hardwood flooring.

Free-floating, economical underlayment saves installation time.

Excellent thermal qualities for warmth and comfort

High smoothing qualities, creates a beautiful finished floor

Will not bounce like many foam & felt products, increases lifetime of the floor.

Removes the hollow sound attributed to many floated engineered hardwood and laminate floors


  • Thickness: 4mm—5/32”
  • Sheet Size: 23 ¼” x 33 ½”
  • Qty Package: 24 sheets /130 sq ft
  • Density: 14.5 lbs per cubic foot
  • Acoustics: IIC Range 55-65+
  • Weight: 24 lbs per package
  • Green:FSC certified 100% natural wood fiber