FIRESOUND™ Mastic 450g (Sausage)

H.B. Fuller

H.B. Fuller

FIRESOUND™ is formulated primarily to perform as a barrier to the incursion of fire through expansion joints and wall penetrations such as pipes or cables. FIRESOUND™ is also an effective acoustic sealant.

Key Benefits

Fire rating for gaps up to 50mm
Up to 4 hour fire rating (AS1530.4-2005)
Excellent acoustic properties (STC 65)
Good flexibility; +/- 20% joint movement capability
Paintable
Intumescent; expands when exposed to fire or extreme heat


Consult a fire engineer before use in a fire rated application.