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NOISE S.T.O.PACOUSTI-BOARD™
Acousti-Board Sound Board

Sound Deadening
Sound Absorbing Insulating
Low Cost

  • Best Value!
  • Fiberglass Free
  • Easy to Install

MATERIAL: Recycled Wood Fiber Residue
PANEL SIZE: 2′×4′ or 4′×8′
THICKNESS: 1/2″ Thick
DENSITY: 15 to 20 lbs/cubic foot
WEIGHT: 0.65 lbs/sf
INSULATING VALUE: R = 1.22 at 1/2″ per ASTM C518
NRC: 0.35 per ASTM C423
STC: 26 per ASTM E-90
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.



Acousti Board STC 56