Box of 12 - Expiry December 2027

FireSound Fire Rated Acoustic Sealant

Firesound™ is a premium quality, flexible water-based construction sealant formulated to perform as a barrier to the passage of both fire and sound through construction joints and service penetrations in concrete, aerated concrete, block work, brickwork and fire-rated plasterboard.

Check certification requirements or consult the relevant certifying authority before use in a fire rated application.

Key Benefits

• Premium quality, flexible construction sealant accommodating up to ±20% joint movement
• Fire rated for up to 4 hrs in joints up to 50 mm when tested in accordance with AS1530.4
• Intumescent; expands to compensate for deflection of building elements that result from exposure to extreme heat or fire
• Non-hazardous, free from solvents, isocyanates and asbestos
• Excellent acoustic performance; low shore A hardness and high density formula achieving up to Rw 65 (-2;-5) when tested in accordance with AS1276.1
• Low VOC Green star project compliant sealant, 31g/L (SCAQM Rule 1168.)
• Paintable
• UV Stable

Uses

• Sealing exterior and interior construction joints that are subject to movement (up to ±20%) in pre-cast concrete panels, block work, brickwork, aerated concrete and fire-rated plasterboard
• Gaps around cables, metal pipes, conduits and busways that penetrate walls, floors and ceilings

Compatible Substrates

• Concrete
• Aerated concrete
• Mortar
• Brick
• Masonry
• Fire rated plasterboard
• Aluminium
• Steel inc. stainless
• Zinc/galvanised steel
• Cable coverings (PVC)