Bond It Fireshield Acrylic Acoustic Intumescent Fire Sealant FS4 White 310ml x 3
It is solvent-free, permanently flexible, and non-shrinking, and it conforms to EN 1366-3, EN 1366-4, and EN ISO 10140-2: 2010 standards. Easy to use: This sealant is easy to apply and can be used with a caulking gun or trowel.