NBS Source
Heatflow Carpet

Application

For stretch-fit installation of carpets.

Description

Underlay suitable for the stretch-fit installation of carpets.

Features and benefits:

Sponge rubber.

Suitable for underfloor heating

End use classification (to BS 5808): HC/U, 'Heavy Contract Use'.

Application:

For stretch-fit installation of carpets.

General information

Uniclass

Pr_35_57_11_13 Cellular rubber underlaysPrimary

CAWS

M50/170 Carpeting

M50/25 Carpeting

Specification data - Cellular rubber underlays

Product Reference

Heatflow Carpet, TAHEATCARPET

Standard product features

Nominal square weight:

3017 g/m².

Roll area:

10 m² (1.37 x 7.3 m).

Nominal roll weight:

30.2 kg.

Nominal thickness:

6.1 mm.

Odour:

No objectionable odour.

Colour/ backing:

Forest green/ printed Textron® backing.

Impact sound reduction (Delta Lw):

31 dB.

Emissions (US Carpet and Rug Institute):

Meets low-VOC emission criteria.

Antimicrobial and mildew resistance:

Pass.

Technical characteristics:

  • Work of compression (minimum 50 J/m²; maximum 200 J/m²): 148 J/m².
  • Retention of work of compression (minimum 40%): 91%.
  • Compression after dynamic loading: 3.5 mm.
  • Loss in thickness after dynamic loading (maximum 15%): 4.3%.
  • Loss in thickness after static loading (maximum 15%): 4.1%.
  • Resistance to cracking (not greater than 50 mm): pass.
  • Breaking strength (length/ width, minimum 30 N): 182/ >126 N.
  • Extension under force (length /width, maximum 15%) @ 30N: 2.2/ 1.0%.

Flammability:

  • Hot metal nut test (tested in Interfloor laboratory): low radius of effects of ignition.
  • Russian GOST FR Test Classification: KM5.

Thermal properties:

  • Thermal resistance (togs): 0.75 togs.
  • Thermal resistance (R-value): 0.075 m² K/W.
  • Thermal transmittance (U-value): 13.3 W/m²K.
  • Thermal conductivity (K-value): 0.09 W/mK.

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