Bostik

Fire & Acoustic Intumescent Sealant

Fire & Acoustic Intumescent Sealant product image
Product Overview

Bostik Fire and Acoustic Sealant is a high quality water borne acrylic based intumescent sealant, which provides sound deadening properties. It cures to form a tough tack free seal with excellent adhesion to a wide variety of building surfaces including plaster and wood. It is suitable for filling joints, voids and irregular holes in fire walls, partitions and other structures. It has been specially formulated to give sound reduction properties when sealing and bonding plasterboard and other insulation boards.

  • Tested to BS476: Part 20: 1987 to give up to 4 hours of fire resistance in suitable structures
  • Sound deadening properties
  • Will not slump in joints up to 30mm wide
  • Excellent adhesion to a wide range of substrates
  • Can be overpainted
  • Joint movement accommodation of + or – 12.5%
Colour

White

Packaging

Cartons of 12 x C20 cartridges