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ROCKWOOL® Acoustic Intumescent Sealant

Fire & Acoustic Intumescent Sealant for thin linear joints.

ROCKWOOL Acoustic Intumescent Sealant is suitable for sealing joints and service penetrations in fire walls, partitions, fire rated door frames and glazing systems. Acoustic Intumescent Sealant is a high specification, one part water based acrylic sealant.

Tested to BS476 Part 20, ROCKWOOL Acoustic Intumescent Sealant provides up to 4 hours fire protection in joints of up to 30mm width.

Features & Benefits

  • Provides up to 4 hours fire protection
  • Provides a smoke seal
  • Easy to apply
  • Available in 310ml cartridges, 600ml sausages and 5L tubs