Comfort 4 Rubber Underlay

8mm Heavy density Performance Underlay

Specification (Typical Values)

Surface(s)

Textron Stitched Paper

Core

Rubber Sponge

+5% -0%

Thickness

8.1mm

±5%

Roll Weight

42.9Kg

-5%+10%

Roll Size

11m x 1.37m = 15.07m2

Width ±2cm Length +15cm

BS5808 1991 (2005) Standards for Carpet Underlay

Loss in Thickness after Static Loading

BS4939

  <15%

Loss in Thickness after Dynamic Loading

BS4052

  <15%

Work of Compression After Dynamic Loading

BS4098

  >80 J/m2

Retention of Work of Compression

BS4098

  >60%

Flammability – Hot Metal Nut Test

BS4749

  Low Radius of Effects

End Use Classification

BS5808

  GD/U General Domestic

Floorwise Reference: F9CO/2/Sept 2013

Thermal Resistance

BS4745

1.20 Togs

Impact Sound Improvement

ISO 140-8

∆ LW  31 dB