Dowsil Firestop 400 White 380ml

DOWSILâ„¢ Firestop 400 is an intumescent acrylic sealant for internal applications, developed to maintain the integrity of firewalls or partitions.

• Developed to maintain the integrity of fire walls or partitions
• Tested to B.S.476 Part 22: 1987
• Up to 4 hour fire rating can be achieved
• Class 2 classification for surface spread of flame
• Extreme Temperature Resistant, Mildew Resistant, Mould Growth Resistant, Ozone Resistant, UV Radiation Resistant
• Tack free time-30 to 45 minutes
• Good unprimed adhesion to most construction substrates
• Uses involve internal perimeter pointing around door and window frames and in joints formed where fire rated partition sections meet