Bondit FS4 Fireshield AC
Intumescent acoustic acrylic sealant and adhesive with a decibel rating of 55dBA. When subjected to heat the sealant swells (intumesces) to provide an inert barrier to smoke and flames. It has non-slumping and rapid skinning properties.
Specially designed to form an acoustic and fire rated, intumescent barrier in construction applications i.e. floor and ceiling joints, dry lining systems, partition walls, etc. It can also be over-painted within 1 hour with fire resistant paint.