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Polyurethane Foam Sound Absorber

FOAM S.T.O.P SOUNDWAVE/DUAL WAVE™

Polyurethane Foam Sound Absorber
• High Performance Sound Absorber
• Sound Wave Pattern
• Fiber Free
• Reduces Reverberation
MATERIAL: Open Cell Polyurethane Acoustical Foam
PATTERN: Scientifically engineered pattern designed to absorb the widest range of frequencies
FEATURES: Effectively reduces reflected noise and reverberation times (echo) to produce safe and enjoyable enviroments
APPLICATIONS: Industrial, Commerical, Audio, OEM, Residential, Ceilings, Walls, Partitions, Sound/Recording Studios, Radio Stations, Band Rooms, Swimming Pools, Churches, Schools, Gun Ranges, Equipment Enclosures.
THICKNESS: 1”, 2”, 3”, 4”
SIZES: 2’x4’, 4’x4’ DENSITY: 2 lbs/cub. ft.
COLORS: Brown, Blue, Charcoal, Beige, Hunter Green, Burgundy, Painted: Silver, Blue.
FLAMMABILITY: 1”,2”,3”, UL94HF-1 Class B, 4” UL94HF-1 Class-C
INSTALLATION: ASI S.T.O.P Noise Acoustical Adhesive

Product Tests & Information:
Acoustical Tests
MSDS
Flammability

FOAM S.T.O.P: Sound Absorption / Noise Reduction per ASTM C4233-902
  125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
1” 0.17 0.40 0.72 0.76 0.50
2” 0.15 0.31 0.73 1.04 1.08 1.12 0.80
3” 0.17 0.50 0.91 1.08 1.04 1.10 0.90
4” 0.32 0.93 1.43 1.33 1.29 1.21 1.25

Available as Hanging Acoustical Baffles

FOAM S.T.O.P: Soundwave Baffles C423-84a
  125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
Sabins/Baffle 4.44 6.00 10.00 15.50 17.90 19.20 12.35

Soundwave Baffles

CAUTION:
Polyurethane foam is flammable and may emit toxic fumes when burned. Do not use near open flame. Check local codes for allowed use. Manufacturer assumes no liability.
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