DuPont D1444827 2-1/4 in. 66 m. TYVEK White Air and Vapor Barrier Sheathing Tape is the crucial final step in creating a continuous protective barrier against air infiltration and the intrusion of water into the building envelope. This UV resistant tape is constructed of UV resistant polypropylene film coated with a specially formulated permanent acrylic adhesive.
Features
- Meets Canadian Construction Material Centre’s Standard 7281 for sheathing tape – CCMC #11955-R
- Will withstand temperature extremes from -40°C to 104°C (-40°F to 220°F )
- No cracking when bent around 5mm mandrel @ -20°C (-4°F)
- Moisture Vapour Transmission Rate (MVTR) @ 37.8°C (100°F ) and 90% Relative Humidity 0.3 gm/100 square inches per 24hr
- High tack, permanent acrylic adhesive
- Conformable & easy to apply
- UV resistant
- Impact resistant
- Waterproof
- Works over a wide temperature range
- White colour gives a clean, professional appearance
Specifications
| Tape Materials |
Biaxially-oriented, corona-treated polypropylene film coated with a specially formulated permanent acrylic adhesive |
| Roll Length |
66 metres (216 feet) |
| Tensile Strength |
472.5 N/100mm (27 lb/in) |
| Elongation |
125% |
| Caliper |
Total 3.0 mil (Adhesive: 1.6 mil; Backing: 1.4 mil) |
| Adhesion |
Wet Grab: 54.7 N/100mm (50 oz/in) |
| Peel Adhesion |
44N/100mm (40 oz/in) ASTM D3330 |
