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Application

Suitable for the double-stick and stretch-fit installation of carpets and natural floor coverings, particularly in heavy and wheeled traffic areas. Also suitable for underfloor heating, however it is not recommended that the underlay is used with an electric mat or dry underfloor heating system.

Description

Double-stick rubber crumb carpet underlay.


Features and benefits:

  • Heavy-wear.
  • Increases carpet life.
  • Enhanced resilience compared to lighter weight alternatives.
  • Green stripe backing ensures correct installation.
  • 6.5 mm thickness.
  • 100% recyclable at end of life.
  • Green Label Plus certified.
  • End Use Classification (BS 5808:1991/ BS EN 14499:2015): HC/U, Heavy Contract Use.
  • Produced in a factory accredited to ISO 9001, 12001 and 45001.

General information

Color

Black

Material

Rubber

Guidance for specification option:

Reinforced crumb rubber.

Shape

Other

Length

11000 mm

Width

1370 mm

Height

6.5 mm

Warranty description

-

Manufacturer guidance

Guaranteed for the serviceable lifetime of the carpet when used in accordance with the End Use Classification.

Uniclass

Pr_35_57_11_74 Rubber crumb underlaysPrimary

CAWS

M50/170 Carpeting

M50/25 Carpeting

Specification data - Rubber crumb underlays

Standards

To BS 5808 and BS EN 14499.

Use class

HC/U.

Thickness (minimum)

6.50 mm.

Recycled content

Pre-consumer, 65% (minimum); post-consumer, 0%; virgin, 35%.

Nominal weight

To BS EN 14499:2015, 2700 g/m².

Manufacturer guidance

Nominal square weight.

Nominal density

415 kg/m³.

Roll weight

40.08 kg.

Manufacturer guidance

Nominal roll weight.

Area

15.07 m².

Manufacturer guidance

Roll area.

Compression component

To BS 4908, BS 4052 and ISO 2094: Work of compression (minimum 50 J/m²): 86 J/m²; Retention of work of compression (minimum 40%): 91.5%; Compression after dynamic loading: 2.1 mm.

Strength

To EN ISO 13394 BS 2576, 744 N (length), 325 N (width).

Manufacturer guidance

Breaking strength.

Extension

To EN ISO 13394 BS 2576, 2.1% (length), 0.9% (width).

Manufacturer guidance

Extension under force, max. 15% @ 30 N.

Resistance

To EN 14499 and BS 5808, pass.

Manufacturer guidance

Resistance to cracking (not greater than 50 mm).

Thickness

To BS 4052 and ISO 2094, 4.3% (after dynamic loading); to ISO 3415/ 3416 and BS 4939, 8.7% (after static loading).

Manufacturer guidance

Loss in thickness.

Flammability

To BS 4790 & BS 5287, low radius of ignition.

Manufacturer guidance

Hot metal nut test (tested in conjunction with Axminster 80:20 carpet).

Reaction to fire classification

Tested to ENISO9239-1 and 11925-2, rated to EN13501-1, Cfl-s1.

Odour

No objectionable odour.

VOC

Complies A+.

Manufacturer guidance

French VOC emission regulations.

Thermal resistance

To BS 4745, 1.10 togs.

Guidance for specification option:

To BS 4745, R Value: 0.11 (SI Unit); 0.625 (USA Unit).

Impact sound reduction

To BS EN ISO 10140-3:2010, 28 dB.

Colour

Black.

Backing

Woven polypropylene with green stripes.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Recyclability

100

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

65 %

Guidance for specification option:

Contains not less than 65% post-consumer recycled material.

Literature

Durafit 650 Specification

Durafit 650 Specification

Crumb Rubber Underlay

Crumb Rubber Underlay

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