DAMTEC® Estra

DAMTEC® Estra

Description

Ideal acoustic underlay under floating screeds, concrete slabs or underneath rigid floor elements on wooden subfloors

Damtec® estra provides outstanding elasticity and extremely high resistance to compressive loads. It is equally well suited for applications in residential, office and commercial buildings. The acoustic underlay is particularly quick and easy to install. It provides a wide range of benefits under screed or rigid floor elements including long service life and superb strength.

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  • European Technical Approval (CE label)

  • Brilliant noise insulation with a low panel thickness

  • Outstanding compressive strength and load-bearing performance

  • Permanently elastic

  • Waterproofed and rot-proofed

  • Highest resiliency even after years of use (does not compress and reduce sound absorption)

  • Very low emission

  • Very environment-friendly, recycled rubber can be recycled again

  • Fast and easy installation

Density:
Approx. 680 - 750 kg/m³
Tolerances:
Length and width ± 1.5%

Thickness ± 0.3 mm

Tensile strength:
Approx. 0.4 N/mm²
Elongation at break:
Approx. 50%
Temperature resistance:
-30° bis 80°C
Fire resistance:
B2
Dynamic stiffness:
4 mm:
< 90 MN/m³
6 mm:
< 70 MN/m³
8 mm:
< 60 MN/m³
IMPACT SOUND IMPROVEMENT:
ΔLw:
19 dB under screed with 4 mm (50 mm screed)
ΔLw:
19 dB under screed with 6 mm (35 mm screed)
ΔLw:
20 dB under screed with 6 mm (50 mm screed)
ΔLw:
21 dB under screed with 8 mm (50 mm screed)
Full Information:
Check out the full datasheet available in the Downloads section!

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