Material
Recycled Wood Fiber Residue.
Panel Size
2′×4′ or 4′×8′
Thickness
1/2″ Thick
Density
15 to 20 lbs/cubic foot
Weight
0.715 lbs/sf
Insulating Value
R = 1.32 at 1/2″ per ASTM C518.
NRC
0.35 per ASTM C423
STC
26 per ASTM E-90
Flame Spread Index
>75 Class III or C)
Applications
Acousti-Board can be used as a flooring underlayment or as a damping layer between studs and gypsum board to improve Sound Transmission Class (STC) of gypsum drywall partitions. Schools, Apartment Buildings, Townhouses, Condominiums. Noise S.T.O.P. Acousti-Board meets the Requirements of ASTM-C208, the Specification for Cellulosic Fiber Insulating Board.
CAUTION: Noise S.T.O.P. Acousti-Board™ is combustible and may smolder if ignited. Do not expose to flame or prolonged excessive heat above 212°F without sufficient thermal protection or use between layers of noncombustible material. Acousti-Board™ is not a fire rated material.