Seal-it® 320 FACADE-SL

Seal-it® 320 FACADE-SL is a self-levelling, high-quality professional sealant for horizontal expansion joints in floors, that is based on hybrid technology and moisture-cures into a durable rubber that retains its elasticity.


  • Specially developed as a self-levelling, highly elastic sealant that is suitable for horizontal expansion joints and offers lasting absorption of significant movements.
  • Seal connecting and dilation joints between concrete parts in floors, galleries, storage rooms, parking garages, staircases, balconies, platforms, landings, terraces, tunnels and roadway and bridge components.
  • Industrial joint sealing, around cable penetrations, machine bases, drainage systems and steel structures.


  • Self-levelling, good fluidity, no rework needed, efficient and user-friendly.
  • Excellent adhesion without primer on practically all surfaces, even moist ones.
  • Durable, retains elasticity, maximum movement capacity of 25%.
  • Good absorption of acoustic and mechanical vibrations.
  • Good resistance to discolouration, UV, weather, water, moisture and ageing.
  • Paintable with water-based paint systems.
  • Free of isocyanate, solvents and silicone.
  • Non-corrosive to metals.
  • Odourless, adhesive-free, bubble-free and non-shrink curing hybrid system.

Application conditions

  • Application temperature (ambient and surface) between +5°C and +40°C.
  • On clean, uncontaminated, stable, compatible, dust-free and grease-free surfaces.
  • Ensure proper joint dimensions, for proper absorption of any movements.
  • Degrease the surface properly using Seal-it® 510 CLEANER.
  • Use a suitable brush to remove any loose particles from the surface.
  • Seal-it® 320 FACADE-SL has a broad bonding spectrum, but highly porous surfaces should be pre-treated with Seal-it® 520 PRIMER and non-porous surfaces with minimal bonding should be treated with Seal-it® 525 Clean & Bond.
  • Use Seal-it® 550 FINISH to apply a smooth and tight finish, before skin formation.

Standard product line


12 x 600ml foil pack

Concrete grey


SI-XXX-XXXX-XXX = Article number.
Other colours and/or packaging on request.


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