€ 75.00 € 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 under screed acoustic underlay available. 7mm thick.
79 in stock
Grei under screed acoustic floor membrane from Isolgomma, is manufactured from EPDM rubber 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 7mm thick. Grei is a direct equivalent and exceeds the performance of Regupol E48 under screed acoustic flooring.
|Impact sound reduction improvement (ΔLw)||