Material made of a mixture of natural and synthetic vulcanized rubbers from recycling, bounded by a mass polymerized polyurethane glue. It is used as sound insulation on brick walls and plasterboard systems.
Matrec S-Index is an indicator developed by Matrec in order to assist the user during the selection of materials with higher sustainability values.
Matrec S-Index is obtained considering different aspects of environmental and social sustainability of materials (composition, origin and certification) and companies (environmental and social certification of enterprises).
Matrec S-Index is not a comparative or qualitative indicator.
The score can change from 10 to 100 depending on the characteristics of the material and the company's commitment to carry out its Environmental and Social strategies.