The acoustic material is a polyester wool that is principally made from recycled PET bottles. The material creates no dust and contains no chemical binders. It is non-toxic and 100% recyclable (Tested according to Oeko-Tex Standard 100, report no. 94.0.0541).
additional specifications:
FIRE CLASSIFICATION▪ EN 13501-1: 2002 fire class B, smoke factor S2, drop factor D0. Report no: 2006 - Efectis - R0690▪ DIN 4102 B1
This means that this material is permitted for use in escape routes and other areas.
Resistant to detergents, water, oil, fuels ▪ Not resistant to liquids with a pH-value > 11, such as concrete water ▪ Moisture absorption Um 1,02%DIN 52620.W
Resistance to chemicals ▪ Resistant to many chemicals, mould and vermin.▪ Resistant to UV-rays.
What is the sound absorption value of the panels?
The polyester wool has a density of 20 Kg per m³, has excellent sound-absorbing and insulating properties and is non-abrasive.
additional specifications:
SOUND ABSORPTION▪ D20 / 25 mm: NRC = 0,45; αw = 0,45 (Absorption class D)