Product Brochure

TECHNOWALL ACOUSTIC MASS LOADED VINYL BARRIER SPECIFICATIONS
Tensile:
ASTM D412
600 psi (4.1 MPa)
Elongation:
ASTM D412
125%
Tear Resistance (Die C):
ASTM D412
100 lbf/in (17.5 kN/m)
Service Temperature: 25°F to 175°F (-4°C to 79.4°C)
Federal Motor Vehicle Safety Standard (FMVSS):
Standard No. 302
Pass
Surface Finish: Smooth
Back Finish: Smooth
Color: Black
Roll Sizes (W x L): 48” x 25’, 54” x 30’
SOUND TRANSMISSION REPORT
Tested by Riverbank Acoustical Laboratories in Accordance with ASTM E90-09/NVLAP 08/P06
STC = 26 (1 lb. Rating) | Total Deficiencies = 28
0.75 lb. MLV = 22 STC 1.00 lb. MLV = 26 STC
2.00 lb. MLV = 32 STC
0
10
20
30
40
50
60
70
100 125 160 200 250 315 400 500 630 800
1000 1250 1600 2000 2500 3150 4000
5000
Transmission Loss (dB)
Frequency (Hz)
Technowall Acoustic
MLV Testing Results
0.75 lb. = 22 STC
1.00 lb. = 26 STC
2.00 lb. = 32 STC
Transmission Loss Sound Transmission Loss Contour
TECHNO
ACOUSTIC
par/by TECHNOFLEX
WALL
TECHNOFLEX INTERNATIONAL
Email: [e-mail] | Telephone: [phone]
technoflexintl.com