Back to systems

A-Flex sealant and mesh

A-FLEX SEALANT is a liquid-applied co-polymer “joint and transition membrane” reinforced with a polyester spunbonded mesh (A-FLEX MESH). A-FLEX SEALANT is used in conjunction with the A-FLEX MESH to seal window and door openings, over expansion joints, where dissimilar substrates meet and anywhere else water infiltration may be of concern.

  • Ready-mixed in the pail
  • Applied with a brush, trowel, or putty knife
  • Suitable above-grade substrates:
    • Plywood,
    • OSB (oriented strand board),
    • Exterior grade gypsum board,
    • Glass-mat faced gypsum board,
    • Styrene and polyethylene surfaces.
    • Concrete or masonry walls.

Files to download

Technical sheet

M.S.D.S. A-FLEX MESH

M.S.D.S. A-FLEX SEALANT

A-Flex sealant and mesh

Products