€ 69.95 € 14.00 per m2
Grei is an advanced high performance impact sound insulation underlayment for use under concrete floating screeds. Made from EPDM granules – it is the best acoustic underlay available. 8mm thick.
79 in stock
Grei is manufactured from EPDM granules bonded to a protective anti-stretch backing. The acoustic performance according to EN 12354 for impact noise is up to ΔLw=30dB. Grei is ideal for use with underfloor heating systems and is 8mm thick. Grei 8 is a direct equivalent and exceeds the performance of Regupol E48 underscreed acoustic flooring.
Weight | 12 kg |
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Length | 5m |
Width | 1m |
Thickness | 8mm |
Colour | Grey |
Impact sound reduction improvement (ΔLw) | 30dB |
Dynamic Stiffness | 12MN/m³ |