BTMM-14C Soundproofing Composite - 54"x72"

  • $396.00
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BTMM-14C is a versatile and durable noise barrier / absorption material. The composite consists of (from top down) a metallized Mylar facing that has high contamination  resistance and light reflectivity, 1.0 in. of acoustic urethane foam for sound absorption, a loaded, flexible 1.6 lb. per sq. ft. barrier for transmission loss and a .25 In. urethane foam decoupler. It is suitable for very dirty, wet or oily environments and can be exposed to direct spray.

 

BTMM-14C is easy to apply and can be cut with common utility knives.

Applications

  • Noise Enclosure Liners
  • Liner Engine & Generator Compartments
  • Marine Applications

STC Rating

BTMM-14C Performance Data

FREQUENCY TRANSMISSION LOSS (dB)
80 23
100 23
125 23
160 22
200 22
250 22
315 22
400 25
500 29
630 34
800 40
1000 45
1250 48
1600 51
2000 49
2500 48
3150 53
4000 56
5000 59
6300 59
STC RATING 34


Size

  • Standard Thickness: 1.25 in. – overall composite thickness
  • Standard Sheet Size: 54” x 72”, untrimmed (27 square feet)

Physical Properties

  • Composite: 1.8 lb. / sq. ft.
  • Flammability: MVSS 302 – Passes
  • Foam Density: ASTM D 3574-86 – 1.8 - 2.2 lb. / cu. ft.
  • Thermal Conductivity of Foam at 75°F (21°C): ASTM C518 - 0.27 Btu. in. / hr. ft² °F

NOTICE: Stated data is based on recognized testing methods. Product performance can be affected by field conditions and installation methods. Users of these products are responsible for determining suitability for their application and compliance with any legal provisions including those relating to health and safety.

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