A flooring assembly comprising at least one first lofted lapped or airlaid bulk absorber layer 14 for acoustic absorption and compression resistance; at least one impedance layer 16 for one or more of acoustic impedance, compression resistance, and stiffness; at least one second lofted lapped airlaid bulk absorber layer 18 for acoustic absorption and compression resistance; and one or more optional densified fibrous air-flow resistive layers 12, 20.
ACOUSTIC FLOOR UNDERLAY SYSTEM
AKUSTISCHES BODENUNTERLAGESYSTEM
SYSTÈME DE SOUS-COUCHES DE PLANCHER ACOUSTIQUE
2021-03-03
Patent
Elektronische Ressource
Englisch