Flexilay Prima Underlay

High Performance Underlay 8mm - Medium Density


Specification (Typical Values)

Surfaces

Green Polymer Film with stabilising Non Woven Fleece

Core

Medium Density Recycled Industrial Foam

+5% -0%

Thickness

8mm

±5%

Roll Weight

9.64 Kg

-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

<10%

Loss in Thickness after Dynamic Loading

BS4052

<10%

Work of Compression After Dynamic Loading

BS4098

>90 J/m2

Retention of Work of Compression

BS4098

>70%

Flammability – Hot Metal Nut Test

BS4749

Medium Radius of Effects

End Use Classification

BS5808

GD/U - General Domestic Use

Floorwise Reference: F9PR/2/Sept 2013

Thermal Resistance

BS4745

1.9 Togs

Impact Sound Improvement

ISO 140-8

∆ LW 33 dB