Barymat BTMM-14C - Noise Barrier / Vinyl Barrier Composite - Application & Product Data

Oct 22, 2026

Upload by sagouaw

Barymat BTMM-14C is a manufactured noise barrier/absorption composite designed for high contamination resistance and strong sound control. The layered construction includes a metallized mylar facing, acoustic urethane foam for absorption, a loaded flexible barrier for transmission loss, and a urethane foam decoupler. Suitable for dirty, wet, or oily environments and exposed to direct spray, it is easy to apply and can be cut with common knives.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages1

Reading Time3 min

AccessFree to download

Application & Product Data

Uses

Thickness

Standard Dimensions

Composite Construction

Transmission Loss vs Frequency

Typical Physical Properties

Installation Notice

13 48 13 SPECIAL CONSTRUCTION manufactured sound & vibration control components 08 14 WIL REP LTD . ® Barymat BTMM-14C Noise Barrier / Vinyl Barrier Composite APPLICATION & PRODUCT DATA | USES | | --- | | •Noise Enclosure Liner • Engine & Generator Compartments • Marine Applications
BARYMAT BTMM-14C is easy to apply and can be cut with common utility knives. For secure and permanent installations use specified adhesive – available from AcoustiGuard ™ -WILREP LTD. | | THICKNESS | | BTMM-14C: Approx. 1.25 in.– overall composite thickness | | STANDARD DIMENSIONS | | Sheet: 54” x 72”, untrimmed ( 27 sq.ft. )
CUSTOM DIE CUT CAN BE PROVIDED | BARYMAT 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 anda .25 In. urethane foam decoupler. It is suitable for very dirty, wet or oily environments and can be exposed to direct spray. | Frequency (Hz) | Transmission Loss (dB) BTMM-14C | | --- | --- | | 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 | TYPICAL PHYSICAL PROPERTIES STC 34 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 (24°C): [ASTM C518-0.27 Btu. in. / hr. ft](ASTM C518-0.27 Btu. in. / hr. ft)² °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. | Trans . Loss (dB) | 60
50
40
30
20
10
0 | | | --- | --- | --- | | 80 100 125 160 200 250 315 400 500 630 800 1 K 1250 1600 2 K 2500 3150 4 K 5 K 6300
Frequency (Hz) | | | | | | | AcoustiGuard—WILREP LTD. 1515 Matheson Blvd. East, Unit C-10, Mississauga, Ontario L4W 2P5 Tel.:(905)625-8944 Toll Free: 1-888-625-8944 Email: [info@wilrep.com](info@wilrep.com) [Website:www.acoustiguard.com](Website:www.acoustiguard.com)

FAQs

What are the key layers in the Barymat BTMM-14C composite?

It uses a metallized mylar facing, 1.0 in. acoustic urethane foam, a loaded flexible barrier (1.6 lb./sq. ft.) for transmission loss, and a 0.25 in. urethane foam decoupler.

What environments is Barymat BTMM-14C suitable for?

It is suitable for very dirty, wet, or oily environments and can be exposed to direct spray.

What are the typical performance and material property highlights?

Typical physical properties include STC 34, foam density of 1.8–2.2 lb./cu. ft., and flammability passing MVSS 302, with transmission loss listed across a broad frequency range.

Oct 22, 2026

Upload by sagouaw