DAMTEC® estra is a high-density resilient underlay made from recycled rubber, designed toreduce both impact and airborne sound transmission in floating screed and concrete slab systems.The product holds a European Technical Assessment (ETA) issued by DiBT, the German Institutefor Building Technology.
Thanks to its high compressive strength and long-term elasticity, DAMTEC® estra providesreliable acoustic insulation for both new construction and renovation projects. It is suitable for usebeneath rigid floor constructions, including timber floor systems, as well as in residential, office,and commercial buildings.
Key Benefits:
• Effective reduction of impact and airborne noise
• High compressive strength• Long-term elasticity and durability
• Fast and easy installation
• European Technical Assessment (ETA) certified
granules of rubber with PU elastomer bonding agent
1,250 mm (± 1.5 %)
4mm: 20,000 mm (± 1,5 %)
6mm: 10,000 mm (± 1,5 %)
8mm: 8,000 mm (± 1,5 %)
4, 6, 8 mm (± 0,3 mm)
680 ‐ 750 kg/m³
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