PROMASTOP®-S and PROMASTOP®-L is a fire stopping graphitebased pillow, which enables quick and easy, dust-free installation. Pillows that have previously been installed can be reused provided they have not been subjected to fire.

Further Information


Pillow penetration


  • Temporary penetration during construction and easy retrofitting
  • Permanent penetration at base of walls (smoke)
  • Dust-proof, suitable for computer and server centres
Expansion ratio free: 1:2.5
Starting temperature: 150°C
Storage conditions: Store in cool and dry conditions.
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