Skip to content
SIGA Majvest® 500 SA Self-Adhering Membrane - 5' x 100' Roll (500 square feet coverage)

SIGA Majvest® 500 SA Self-Adhering Membrane - 5' x 100' Roll (500 square feet coverage)

No reviews
by SIGA
$787.95 $787.95
$787.95
$787.95 $787.95
$787.95
Trustpilot

SIGA Majvest® 500 SA

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, fast and clean application.

Tear-resistant release liner with a 50/50 split, easy to remove.

    Other Details

    • Thickness: 28 mils
    • Water vapor transmission: 16 US perms
    • Maximum UV exposure (IECC Climate Zones 3-8): 6 months
    • Weight: 37lbs

    CUT SHEET

    TECHNICAL DATA SHEET

    SDS