Tamko, Tw moisture wrap, Above grade moisture / air barrier membrane – TAMKO TW Moisture Wrap User Manual
Page 8: Typical physical properties

tYPICAL PHYsICAL PROPeRtIes
Property
test method
typical value
Tensile Strength (psi)
ASTm D 1970
mD
994
CD
771
Tensile Strength After UV Exposure (psi)
mD
ASTm D 1970
573
CD
467
Peel Adhesion (lbf/in.)
ASTm D 3330
Plywood (APA Exposure 1)
6.5
OSB (APA Exposure 1)
5.4
Aluminum
13.3
Vinyl
6.0
Galvanized metal
9.2
masonry Block (Unprimed)
7.3
Concrete (Unprimed)
9.3
DensGlass (Unprimed)
4.6
Exterior Gypsum Sheathing (Unprimed)
Exceeds strength
of substrate
EPS (Representative of ICF)
Exceeds strength
of substrate
Peel Adhesion to Aluminum (lbf/in)
ASTm D 3330
After Accelerated UV Aging (28 days)
2.1
After Elevated Temperature Exposure
19.5
After Thermal Cycling
15.2
Peel Adhesion After Water Immersion (lbf/in)
AAmA 711-05
17.1
Resistance to Peel from Flashing Facing
AAmA 711-05
Pass
Water Resistance
As Received
AATCC 127
Pass
After Accelerated Aging
AATCC 127
Pass
Water Penetration Around Nails
ASTm E 331/E 547
Tested at 7.8 psf and 28.9 psf
As Received
Pass
After thermal exposure (25 cycles)
Pass
Pliability 0 F (Pass/Fail)
ASTm D 1970
Pass
Water Penetration Resistance
of Assemblies Constructed
per TAmkO method A or A1
(Evaluated at 12 psf for 120 minutes)
ASTm E 331
Pass
Permeance
ASTm E 96 (BW)
.05 perms (max)
Air Permeance (!P = 75 Pa)
ASTm E 2178
<0.0001 L/s-m
2
(<0.0000 CFm/ft
2
)
Tamko
®
TW moisTure Wrap
above Grade moisture / air Barrier membrane
©
2012 TAMKO Building Products, Inc. DensGlass
®
and DensGlass Gold
®
are registered trademarks of Georgia-Pacific Corporation. TAMKO
®
and
Flash-N-Wrap
®
are registered trademarks of TAMKO Building Products, Inc.
tamko.com
Corporate
220 West 4th Street, Joplin, missouri 64801
800-641-4691
Central District
220 West 4th Street, Joplin, missouri 64801
800-641-4691
Northeast District
4500 Tamko Drive, Frederick, maryland 21701
800-368-2055
Southeast District
2300 35th Street, Tuscaloosa, Alabama 35401
800-228-2656
Southwest District
7910 South Central Expressway, Dallas, Texas 75216
800-443-1834
Western District
5300 East 43rd Avenue, Denver, Colorado 80216
800-530-8868