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Majvest® 500 SA

self-adhering, vapor permeable membrane from Siga

A self-adhering, vapor permeable membrane with the reverse face coated by a pressure-sensitive glue for direct bonding to substrates. Skip the primer. The Majvest 500 SA sticks to most common building materials, including concrete, plywood, gypsum and metal without primer – even in cold applications.
  • Strong adhesion at high and low temperatures – sticks in all seasons to keep your job on time
  • No primer required on most common substrates – for a fast and clean application requiring less labor
  • Tear-resistant release liner with 50/50 split back – for a fast and easy install
  • Widths Available: 18 in and 60 in
  • Length: 100 ft
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