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POLYWALL BLS – NLS

High sound absorption at a low cost

White polyester fibreboard in Euroclass B, s2-d0 with excellent sound-absorbing properties, designed for the visual treatment of particularly noisy and reverberating places such as bars, restaurants, theatres, cinemas, schools, conservatories, and public places in general. The surfaces have been treated with a special stretching and smoothing process to make them even more aesthetically pleasing and to prevent the deposit of dirt and dust.

Category:

Density

Kg/m³

40 Kg/m³

Thickness

mm

40 mm

Format

cm

59,5 x 59,5 cm

59,5 x 119,5 cm

Thermal conductivity

λ

0,037 W/mK

Vapour diffusion resistance factor

μ

3,2

Lower calorific value

kJ/kg

21600 kJ/kg

Specific heat

kJ/kg K

1,18 kJ/kg K

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