M-1 Universal Adhesive & Sealant

M-1 is a moisture-cure, multi-purpose structural adhesive & sealant designed for bonding and sealing a wide range of construction materials.  M-1 forms a tough elastic waterproof seal to most roofing materials, masonry, wood, glass, aluminum, and foam.  M-1 bonds well to most building surfaces, including metal flashing, copings, skylights, and HVAC surfaces, and makes an excellent construction adhesive sealant for multiple applications.

M-1 Key Features:

• Solvent-free, 100% solids will not shrink
• Non-slump, applies vertically & overhead
• 20-minute skin over
• No outgassing on damp surfaces
• Good colour stability, will not suntan
• Paintable after 24 hours
• SWRI validated for +35% joint movement
• ASTM E84 Class A fire rated