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Results of Testing the Performance Requirements of the Product

Property

Unit

Requirement

Result

Condensation control water vapour permeance

ng/Pa·s·m2

Report value

36 (average result of 5 specimens) 18 (min. result of 5 specimens)

Protection from precipitation – water resistance tests on water permeability barrier (WPB) coating coefficient of water absorption @ 72 h

kg/(m2·s1/2)

< 0.0040

0.00238

Protection from precipitation – water resistance tests on water permeability barrier (WPB) coating water transmission resistance, WPB coating under 25 mm head of water for 10 days

kg/m2·s

2 × 10-7

2.8 × 10-6 (unaged)Footnote (1)

Durability – proprietary coating adhesion to OSB

MPa

Bond test (tension) ≥ 0.3

1.10 (unaged)

Durability – proprietary coating adhesion to OSB

MPa

Bond test (tension) ≥ 0.3

1.04 (UV aged)

Durability – proprietary coating adhesion to OSB

MPa

Bond test (tension) ≥ 0.3

0.96 (freeze-thaw)

Durability – proprietary coating adhesion to OSB

MPa

Bond test (tension) ≥ 0.3

0.72 (UV + heat aging)

Durability – proprietary coating water transmission resistance, WPB coating under 25 mm head of water for 10 days after UV aging

kg/m2·s

2 × 10-7

3.4 × 10-6Footnote (1)

Durability – proprietary coating water resistance after wall systemFootnote (2) racking and aging - lateral loads and drift (unaged)

No evidence of cracking. No visible signs of water penetration as viewed from back of panel.

Pass

Durability – proprietary coating water resistance after wall systemFootnote (2) racking and aging - water spray and heat

No evidence of cracking. No visible signs of water penetration as viewed from back of panel.

Pass

Durability – proprietary coating water resistance after wall systemFootnote (2) racking and aging - restrained environmental loading

No evidence of cracking. No visible signs of water penetration as viewed from back of panel.

Pass

Durability – proprietary coating water resistance after wall systemFootnote (2) racking and aging - water penetration under pressure

No evidence of cracking. No visible signs of water penetration as viewed from back of panel.

Pass

Results of Testing the Product for Water Resistance at Cladding Fastener LocationsFootnote (1) Footnote (2)

Property

Unit

RequirementFootnote (3)

Result

Moisture at pressure difference (ΔP) across joint assembly (fasteners from cladding through sheathing tape at stud locations on laminated OSB substrate)  -  @ 75 Pa

g

< 6.51 to 11.58

0 to 1.33

Moisture at pressure difference (ΔP) across joint assembly (fasteners from cladding through sheathing tape at stud locations on laminated OSB substrate)  -  @ 150 Pa

g

< 7.22 to 17.85

0 to 6.5

Moisture at pressure difference (ΔP) across joint assembly (fasteners from cladding through sheathing tape at stud locations on laminated OSB substrate)  -  @ 300 Pa

g

< 7.87 to 26.88

0.9 to 12.07

Results of Testing the Prescriptive Requirements of "ZIP System™ Flexible Flashing Tape"

Property

Unit

Requirement

Result

Thickness

mm

Report value ± 0.025

0.283

Width

mm

≥ 60 ± 0.80

94.97

Length as specified

m

27.4 ± 1%

27.4 + 0.5%

Tensile breaking strength

kN/m

≥ 2.80

3.2

Elongation

% average

≥ 150

873

Results of Testing the Performance Requirements of "ZIP System™ Flexible Flashing Tape"

Property

Unit

Requirement

Result

Peel adhesion at 23°C to backing

N/mm

≥ 0.15

0.43

Peel adhesion at 23°C to OSB laminate

N/mm

≥ 0.15

0.94

Peel adhesion at 23°C to painted metal

N/mm

≥ 0.15

0.94

Peel adhesion after UV exposure to backing

N/mm

≥ 0.15

0.79

Peel adhesion after UV exposure to OSB laminate

N/mm

≥ 0.15

1.28

Peel adhesion after UV exposure to painted metal

N/mm

≥ 0.15

0.43

Peel adhesion at −10°C to backing

g

Withstand 250 g for more than 24 h at −10°C

Pass

Peel adhesion at −10°C to OSB laminate

g

Withstand 250 g for more than 24 h at −10°C

Pass

Peel adhesion at −10°C to painted metal

g

Withstand 250 g for more than 24 h at −10°C

Pass

Peel adhesion after heat aging (500 h @ 80°C) to backing

N/mm

≥ 0.20

0.68

Peel adhesion after heat aging (500 h @ 80°C) to OSB laminate

N/mm

≥ 0.20

1.51

Peel adhesion after heat aging (500 h @ 80°C) to painted metal

N/mm

≥ 0.20

1.54

Lap shear strength of tape to backing/tape to  ZIP OSB laminate

%

≥ 75%

100

Shear strength after solvent immersion (16 h in water) tape to backing

N/mm

≥ 1.2

1.87

Shear strength after solvent immersion (16 h in water) tape to OSB laminate

N/mm

≥ 1.2

2.09

Shear strength after UV exposure tape to backing

N/mm

± 25% of original shear strength

2.25, pass

Shear strength after UV exposure tape to OSB laminate

N/mm

± 25% of original shear strength

2.00, pass

Shear strength after UV and heat aging tape to backing

N/mm

± 25% of original shear strength

2.09, pass

Shear strength after UV and heat aging tape to OSB laminate

N/mm

± 25% of original shear strength

2.43, pass

Bond separation

mm

Max. lifting ≤ 2.0

1.8, pass

Shelf life (240 h @ 65°C) to backing

N/mm

≥ 0.15

0.62

Shelf life (240 h @ 65°C) to OSB laminate

N/mm

≥ 0.15

0.92

Shelf life (240 h @ 65°C) to painted metal

N/mm

≥ 0.15

0.66