Fire Stop Silicone

Selsil Fire Stop Silicone is a mono-component neutral silicone that acts, thanks to its special formula, for up to 4 hours as a barrier in cases of fire and elevated temperatures and can be applied by gun.

  • Fire retardant for up to 4 hours.
  • Easy to apply.
  • Long lasting.
  • Superior adhesion to many building materials, particularly concrete and brick.
  • Flexible for purposes of storage and stocking.
  • Suitable for application on vertical floors, suspended ceilings, etc.
  • Not affected by high and low temperatures.
  • UV resistant.


Base Silicon Polymer
Polymerization System Neutral (Oxime)
Density 1,41±0.03 g/ml (TS 781 ISO 758)
Hardness 20 Shore A
Tack-free time approx. 8 min(23°C;50% R.H.)
Cure rate 2mm/day (23°C; 50% R.H.)
Tensile Strength >1,2 N/mm2  (ASTM D412)
Elongation at break >200%
Sagging 0mm
Application Temperature 5°C to 40°C
Temperature resistance -5°C to +150°C

Selsil Fire Stop Silicone is a product developed specifically for fire resistant sealing of connection and expansion joints in construction, it is fire resistant in case of fire. Selsil Fire Stop Silicone is a high-performance neutral cure silicone sealant designed to give superior adhesion and durability in a wide range of glazing applications. Selsil Fire Stop Silicone will bond to form a strong weatherproof seal on most common building materials such as glass, ceramics, steel, aluminum, brick, concrete, most plastics, etc.

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