DOWSIL™ FIRESTOP 400

The one-piece (one-component) intumescent acrylic liquid sealant exhibits excellent adhesion properties in a wide range of materials without the need for any primers. Its high swelling ability provides superior flame and smoke resistance and protection by swelling at high temperatures.

Areas of Use

• To ensure integrity in the maintenance of interior furnishings, door and window frames, fire walls
• In joints – joints of fire walls

Benefits

• Flame resistance up to four hours
• Paintable water-based liquid sealant
• Provides high protection against flame and smoke by swelling at high temperatures
• Ready to use