DOWSIL Firestop 400
One-piece (one-component) fluffy acrylic sealant exhibits excellent adhesion properties on a wide range of materials without the need for any assistants. Its high swelling ability swells at high temperatures, providing superior resistance and protection against flame and smoke.
Usage areas
To ensure integrity in the door and window frames of interior floors, maintenance of fire walls
At the joints of the fire walls - at the joints
Benefits
Flame resistance up to four hours
Paintable water-based sealant
Provides high protection against flame and smoke by swelling at high temperatures
ready to use