Majrex 200 Cut Sheet
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AIR BARRIER AND VAPOR CONTROL LAYER Hygrobrid® vapor control layer for safe airtight building envelopes SIGA Majrex 200 is a fiber-reinforced, modified PE/PP sheet membrane designed as an interior air-barrier and vapor control layer. With its unique and revolutionary Hygrobrid® technology, the permeance of Majrex 200 varies depending on the direction of vapor flow, making it currently the only directional smart vapor control membrane on the market. When combined with compatible SIGA system components, SIGA Majrex 200 also forms an effective air barrier to avoid building damage, drafts and heat loss. Suitable for containment of blown-in insulation. H ygrobrid moisture-variable technology is secure for every construction CHARACTERISTICS Roll Dimensions Dynamic water vapor transmission Surface burning characteristics D imensionally stable material lays flat and wrinkle-free C utting and bonding aid saves time IONAL ADDIT CTS PRODU ® 60 for Rissan aps and verl o sealing tions penetra

• se double-sided adhesive Twinet U (pictured) or mechanical fasteners to affix to substructure • winet eliminates leaky stapling points T • pply vapor control layer with the printed A logo facing you • ully attach membrane starting from F the middle working outwards to ensure wrinkle-free application • hen using Twinet, apply pressure to W the stud / membrane interface to activate the pressure-sensitive adhesive • verlap adjoining courses by min 4" both O horizontally and vertically • eal overlaps using Rissan 60 S • void tension and wrinkles A All SIGA products are backed by a 10-year...