TopShield® Ice & Water Self-Adhered Roof Underlayment is designed and manufactured to be a secondary water barrier in sloped roof system construction where toughness may be required. TopShield ICE & WATER is an air, water and vapor barrier and must be installed only above properly ventilated spaces.
For Use On
Product Properties |
Item Codes |
TOPSGIWATS (NO BOX) TOPSGIWTS (BOXED) |
PROPERTIES |
STANDARDS |
RESULTS |
Surface Type |
- |
Coated Mineral Granule |
Reverse Side Release Surface |
- |
Silicon Treated Poly Split-Release Film |
Weight Per Square |
- |
27.5 lbs (12.5 kg) |
Nail Sealability |
ASTM D1970 |
Pass |
Permeability |
ASTM E96 |
Less than 0.1 |
Liquid Water Transmission |
ASTM E96 |
Pass |
Nominal Thickness |
ASTM D1970 |
50 mils (1.3 mm) |
Tensile |
ASTM D1970 |
MD 80 lbs/in / CD 43 lbs/in |
Thermal Stability |
ASTM D1970 |
Pass |
Low Temp Flexibility |
ICC AC 48 |
Pass (at -20°F) |
Tear Resistance |
ASTM D1970 |
MD 118 lbf / CD 43 lbf (at 20°F) |
Adhesion to Plywood |
ASTM D903 |
17.2 lbs/ft (at 40°F) / 20.8 lbs/ft (at 75°F) |
Fire Resistance |
ASTM E108 |
Class A in systems |