UnderlaymentsBel Air
Green Foam
foamwaterproofacoustic
Specifications
Thickness3.0mm.
Width44” (3.75 Ft.)
Length327” (27.2 Ft.)
Density33KG/m3
IIC Rating– Impact Insulation Class: 71 dB
STC Rating– Sound Transmission Class: 73 dB
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