- Classification E (normal flammability) according to DIN EN 13501-1
- European Technical Assessment ETA-19/0495
KERAFIX® Firestop Filler is a single-component intumescent dispersion-based fire protection compound. The universally applicable intumescent filler for interior and exterior use forms an insulating foam body when exposed to high temperature. Special feature: a stable foam body with insensitivity to moisture to the greatest extent possible.