PROMASTOP®-I is a water-based intumescent coating. Due to its intumescent properties, PROMASTOP®-I protects against the spread of smoke, fire and heat.

Further Information


Coating for penetration seals and coated batt systems


  • Intumescent fire stopping coating
  • Minor surface cracks do not affect fire performance

Reaction to fire: C-s2,d0
Wet Density: 1.4 g/cm³
Approx. Expansion Ratio (550 °C): 1:22
Approx. Expansion Temperature (°C): 300 °C
Use Category: Z2
Colour: White
Shelf Life (months): 6 months
Storage Conditions: Store in cool and dry conditions: 3°C - 35°C; Shelf life of original sealed containers at least for mentioned period;
Storage Temperature Min (°C): 3 °C
Storage Temperature Max (°C): 35 °C
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