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 coated batt system


  • Intumescent fire stopping coating
  • Minor surface cracks do not affect fire performance
Wet Density (g/cm³): 1.4g/cm³ (+/- 0.2g/cm³)
Expansion ratio free: 1:22
Starting temperature: 300°C
Colour: White
Shelf life: 6months
Storage conditions: Store in cool and dry conditions. Shelf life of original sealed containers at least for mentioned period.
Transport temperature: 3°C
Transport temperature Max: 35°C
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