ELIMINATE fasteners and ELEVATE the air-sealing PERFORMANCE & WIND-LOAD resistance of your WRB.
Majvest 500 SA is a fully-adhered 3-ply, microporous membrane, designed for use as a long-lasting water-resistive barrier (WRB) and air-barrier (AB) component in commercial and residential buildings. Primer-free adhesion to most common building materials, including concrete, plywood, gypsum, and metal. Reliably sticky in cold temperatures thanks to SIGA’s proprietary acrylic adhesive technology. For above-grade wall applications.
- High adhesive strength at high and low temperatures, sticks in all seasons
- No primer required on most construction surfaces, fast and clean application
- Tear-resistant release liner with a 50/50 split, easy to remove
|Majvest 500 SA 18"|
|Roll Dimensions||18” x100’|
|Maximum UV Exposure (IECC Climate Zones 3-8)||6 months|
|Water Vapor Transmission||13 US perms|
|Minimum Recommended Installation Temperature||14°F (-10°C)|
|Area||150 sq ft|