One-component acrylic sealant in aqueous dispersion. 

Where to use: 

Mapeflex AC4 is used to seal internal and external expansion and construction joints subject to a medium amount of movement and surface cracks in all types of absorbent building materials.

Some application examples:

  • Seal joints between precast concrete panels with movement up to 12.5%.

  • Seals between precast concrete panels, wood and plasterboard.

  • Seals between concrete elements, plaster, brickwork, light-weight cement, wood, natural stone, etc.

  • Airtight and waterproof seals between wooden frames and masonry.

  • Flexible tight seals between doors, roller-blind caissons and masonry, and between walls, ceilings, wooden panels and insulation panels.

  • Sealing joints between insulation panels and external building features (doorsteps, windows, window-sills, cornices, etc.) in thermal cladding systems.

Packaging: Mapeflex AC4 is available in 310 ml cartridges, 550 ml soft cartridges and 25 kg buckets in white and in grey.

Related documentation

Technical data sheet
Safety Data Sheet

Last Projects MAPEFLEX AC4

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