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快乐飞艇基本走势图

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快乐飞艇最快开奖

  • High Performance Absorber
  • Increased Absorptive Surface Area
  • Fiber Free
  • Class A Fire Retardant

FOAM S.T.O.P PYRAMID panels are made from melamine pyramid acoustic foam; these acoustical panels are Class A fire retardant. FOAM S.T.O.P. PYRAMID panels are an excellent option for sound control applications. These acoustic foam wall panels can be used in recording studios, home theaters, offices, schools and industrial applications.

快乐飞艇开奖走势图


快乐飞艇官方开奖直播

Material

Open Cell Melamine Acoustical Foam

Pattern

Pyramid for Monolithic Appearance

Features

Increased Surface Area, High Performance, Light Weight, Dramatic Visual Effect

Applications

Use Commercial Acoustic Foam Wall Panels on Ceilings, Walls, Industrial, Commercial & Home Audio Markets, Broadcasting and Recording Studios

Thickness

2″, 3″, 4″, custom

Sizes

2′ × 2′, custom

Density

Light Grey 0.56 ± 0.09 lb/ft3, Natural 0.47 ± 0.13 lb/ft3

Colors

Standard: Light Grey or Natural White Acoustic Foam
Painted: Customize using Sherwin Williams catalog of paint colors, up to 1,500+

Flammability

ASTM E84, Class A.

Installation

ASI S.T.O.P. Noise Acoustical Adhesive

Reverberation Demonstration

FOAM S.T.O.P. Pyramid Acoustic Foam – Sound Absorption/Noise Reduction
per ASTM C423-90a – White
125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
2″ 0.05 0.19 0.66 0.90 1.01 1.08 0.70
3″ 0.12 0.37 0.90 1.05 1.12 1.16 0.85
4″ 0.24 0.50 1.06 1.15 1.21 1.19 1.00

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