Acousti-Board Ultra – Soundproofing Backer
- Recycled “Green” Product
- Easy to Install
50% pre-consumer recycled synthetic fiber
Can contribute to LEED MRc4.1-4.2 credits
Soundproof backer for Wallmate, behind drywall, and other applications
0.50″ (± .0625)
2′ x 4′ or 4′ x 8′ panels
2700 gm/sq m
4′ x 8′ sheets = approx 17 lbs
2′ x 4′ sheets = approx 4.25 lbs
@0.50″ thickness = 1.9 hr−ft2−°F/Btu
Meets or exceeds the ASTM E-84-07 parameters for ‘Class A’ Interior Wall & Ceiling Finish Category
Sound Transmission Class. (STC) The sound-insulating property of a partition element is expressed in terms of the sound transmission loss. (Stand alone product – no ceiling or wall assembly) ASTM E90-04, ASTM E413-04 STC = 15.
Noise Reduction Coefficient (NRC) A single number rating obtained by taking the arithmetic average of the absorption coefficients at specified frequencies, rounded to the nearest 0.05.
NRC = 0.50
Sound Absorption Average (SAA) A single number rating obtained by taking the arithmetic average of the one-third octave bands at specified frequencies, rounded to the nearest 0.01.
SAA = 0.49
Acoustical Adhesive or mechanical fastener
|Acousti-Board Ultra – Sound Absorption|
|Acousti-Board Ultra – Sound Transmission Class|