MATERIAL: 1.5 lb. density, recycled bonded acoustical cotton fiber. FEATURES: Exceptionally good low frequency absorption. Ideal behind acoustical fabric, perforated or slotted panel surfaces. APPLICATIONS: Industrial, architectural or pro audio applications. Machinery and mechanical rooms. For harsh noisy environments that require high performance, low frequency noise reduction. Above acoustical ceiling grid systems. User friendly alternative to glass fiber insulations. THICKNESS: 4″ SIZES: 2′ × 4′ (Special sizes available upon request based on minimum quantities) COLOR: Gray FLAMMABILITY: ASTM E84, Class A. Flame Spread: 23. INSTALLATION: Adhesive, mechanical clips, friction fit.
BAP – Bass Buster – Noise Reduction Coefficient
Frequency
125Hz
250Hz
500Hz
1KHz
2KHz
4KHz
NRC
4″
0.95
1.30
1.19
1.08
1.02
1.00
1.15
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