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Acoustical | Surfaces

Celebrating 35 years - Since 1980

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Sound proofing

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Acoustics

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Noise & Vibration Control

Acoustical | Surfaces Pvt. Ltd.

Foam S.T.O.P. Soundwave™

Melamine Foam Sound Absorber

  • Class A Fire Retardant
  • High Performance Sound Absorber
  • Sound Wave Pattern
  • Fiber Free
  • Available with H.P.C. Washable Finish
  • Available as Hanging Acoustical Baffles
Product Testing & Information

Product Specs

Material Open Cell Melamine Acoustical Foam
Pattern Convoluted Double Hump Anechoic Wedges. Sonex Patterns Also Available
Features Designed For Sound Absorption in a Wide Range of Frequencies. Increased Surface Absorption Area
Applications Industrial, Commercial, Audio, OEM Residential Markets, Ceilings, Walls, Partitions, Sound/Recording Studios, Radio Stations, Board Rooms, Swimming Pools, Churches, Schools, Gun Ranges, Enclosures
Thickness 1″, 2″, 3″, 4″
Sizes 2′ × 4′
Density 0.7lbs/cub. ft.
Colors Standard: Natural White or Light Grey
Latex or HPC Paint: Black, Light Grey, Almond
Painted: Black, Brown, Beige, Light Gray (Custom Colors Also Available)
Flammability ASTM E84, Class A. Flame Spread: 6; Smoke Developed: 15
Installation ASI S.T.O.P Noise Acoustical Adhesive

Reverberation Demonstration

FOAM S.T.O.P. Soundwave – Sound Absorption/Noise Reduction
125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
1″ 0.10 0.10 0.30 0.70 0.80 0.90 0.60
2″ 0.10 0.35 0.90 1.25 1.15 1.10 1.00
3″ 0.10 0.60 1.20 1.35 1.10 1.05 1.15
4″ N/A N/A N/A N/A N/A N/A N/A

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