Description
Self-adhering air, vapor, and moisture barrier made from 40-mil rubberized asphalt membrane laminated to cross-laminated film. Forms a tough, flexible seal that won’t shrink, sag, or dry out.
- 40 mils thick
- Self-adhering
- Low permeability
- Flexible at low temperatures
- Puncture resistant
Features
- Low permeability prevents air and moisture vapor transmission
- Provides complete above-grade air, vapor, and water barrier
- Controlled thickness membrane ideal for air barrier applications
- Strong adhesion to primed surfaces
- Easy installation without open flame
Includes
- 1 roll of AIR-SHIELD membrane
Specifications
| Color | White | Thickness | 40 mils (1 mm) |
| Pliability @ -25F | No effect | Tensile Strength (Film ASTM D412) | 4000 psi (27.6 MPa) |
| Tensile Strength (ASTM D882 MD) | 23.5 lb/in (4.1 N/mm) | Elongation (Film ASTM D412 MD) | 400% |
| Elongation (ASTM D882 MD) | 400% Min | Puncture Resistance | 40 lbf (178 N) Min |
| Water Vapor Permeance | 0.035 Perms | Water Absorption (ASTM D1970) | 0.25 Max |
| Water Absorption (ASTM D570-81) | 0.1 Max | Water Penetration | Pass |
| Application Temperature | 40 degF (4 degC) Min | Low Temperature Flexibility @ -22F | PASS |
| Service Temperature | -40 degF to 158 degF | Lap Peel Strength @ 39F | 10 lbf/in width (1.75 N/mm) |
| Adhesion to Exterior Gypsum Sheathing | >16 PSI (0.11 MPa) |





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