Enviro Flex FC

Fast Curing Engineered Polyurethane Joint Sealant & Adhesive


Enviro Flex FC is a fast curing, high performance, multi-purpose, neutral cure, elastomeric polyurethane joint sealant and adhesive, which when cured, forms a waterproof seal.

Typical Uses

Enviro Flex FC is suitable for commercial and residential, internal and external applications.

  • Internal & External Wet Areas
  • Basements, walls & floors
  • Plant rooms
  • Planter boxes
  • Bathrooms
  • Podiums
  • Balconies
  • Retaining Walls
  • Prisons, schools and public amenities

Suitable Substrates

Enviro Flex FC can be used for sealing joints less than 50mm in:

  • Concrete panels
  • Fibre cement sheets
  • Block
  • Brickwork
  • Around window and door frames.


  • Excellent adhesion
  • Rapid skinning and fast cure
  • UV stable
  • Long term durability
  • Excellent bi-axial flexibility
  • Excellent organic chemical resistance
  • Very low VOC content
  • Low dirt pick up
  • Non-staining
  • Paintable after cure
  • Permanently flexible
  • Stable - No shrinkage
  • Bonds and Seals at the same time
  • Short cut-off string
  • Adhesion to a wide range of substrates
  • Replaces rivets and mechanical fasteners
  • Non-sag consistency - Good thixotropy
  • Allows equalised stress transfer due to

    permanent elasticity

  • Vibration and sound dampening properties
  • Excellent resistance to ageing, weathering - suitable for indoor and outdoor use
  • Over-paintable with many water/solvent based paints (preliminary tests recommended)
  • High pick resistance


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