Evaluated Materials


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Mechanically Fastened Commercial Building Wrap
Product: Tyvek® CommercialWrap® D
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.0803 L/(s • m2) @ 75 Pa
0.0158 cfm /ft2 @ 1.57 psf
0.00225 L/(s • m2) @ 75 Pa
0.00045 cfm /ft2 @ 1.57 psf
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
2437 ng / Pa•s•m2
2427 ng / Pa•s•m2
Imperial
42.65 US Perms
42.48 US Perms
Product: Tyvek® CommercialWrap®
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.05 L/(s • m2) @ 75 Pa
0.01 cfm /ft2 @ 1.57 psf
0.0023 L/(s • m2) @ 75 Pa
0.00046 cfm /ft2 @ 1.57 psf
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
1446 ng / Pa•s•m2
 1867 ng / Pa•s•m2
Imperial
25.31 US Perms
32.68 US Perms
Water Resistive Barriers
Product: Tyvek® CommercialWrap® D
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.0803 L/(s • m2) @ 75 Pa
0.0158 cfm /ft2 @ 1.57 psf
0.00225 L/(s • m2) @ 75 Pa
0.00045 cfm /ft2 @ 1.57 psf
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
2437 ng / Pa•s•m2
2427 ng / Pa•s•m2
Imperial
42.65 US Perms
42.48 US Perms
Product: Tyvek® CommercialWrap®
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.05 L/(s • m2) @ 75 Pa
0.01 cfm /ft2 @ 1.57 psf
0.0023 L/(s • m2) @ 75 Pa
0.00046 cfm /ft2 @ 1.57 psf
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
1446 ng / Pa•s•m2
 1867 ng / Pa•s•m2
Imperial
25.31 US Perms
32.68 US Perms
Fluid Applied Membranes
Product: Tyvek® Fluid Applied WB +
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.001 L/(s • m2)
0.0002 cfm /ft2 @ 1.57 psf
0.0008 L/(s • m2) @ 75 Pa
0.00016 cfm /ft2 @ 1.57 psf
Material Thickness
@ 25 mils (dry)
@ 24 mils (dry)
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
687.96 ng / Pa•s•m2
1269.84 ng / Pa•s•m2
Imperial
11.8 US Perms
22.2 US Perms
Material Thickness
@ 25 mils (dry)
 @ 25 mils (dry)
Boardstock – Rigid Cellular Thermal Insulation Board
Product: Ultra Wall Air Barrier System
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.0803 L/(s • m2) @ 75 Pa
0.01606 cfm /ft2 @ 1.57 psf
0.0012 L/(s • m2) @ 75 Pa0.0012 L/(s • m2) @ 75 Pa
0.00023 cfm /ft2 @ 1.57 psf
Material Thickness
@ 1.5" (38mm) thick foam sheathing
@ 1.0" (25mm) thick foam sheathing
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
<62.9 ng / Pa•s•m2
Imperial
<1.1 US Perms
Material Thickness
@ 1.0" (25mm) thick foam sheathing
Product: Thermax Wall System
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.05 L/(s • m2) @ 75 Pa
0.01 cfm /ft2 @ 1.57 psf
0.001 L/(s • m2) @ 75 Pa
0.0002 cfm /ft2 @ 1.57 psf
Material Thickness
@ 5/8" (16mm) thick foam sheathing
@ 1/2" (13mm) thick foam sheathing
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
2.29 ng / Pa•s•m2
Imperial
0.04 US Perms
Material Thickness
@ 1.0" (25mm) thick foam sheathing
Product: Styrofoam Ultra SL
Air Barrier Testing Results
Property
Air Barrier Assembly
Material Air Permenance
Test Methods
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
Results
0.02072 L/(s • m2) @ 75 Pa0.02072 L/(s • m2) @ 75 Pa
0.004144 cfm /ft2 @ 1.57 psf
0.0012 L/(s • m2) @ 75 Pa
0.00023 cfm /ft2 @ 1.57 psf
Material Thickness
@ 1.75" (44mm) thick foam sheathing
@ 1.0" (25mm) thick foam sheathing
Water Vapor Transmittence Testing Results
Property
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
Test Methods
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
Metric
<62.9 ng / Pa•s•m2
Imperial
<1.1 US Perms
Material Thickness
@ 1.0" (25mm) thick foam sheathing