Fire Sealant – Firesound™

Firesound sealant is suitable for internal and external applications when a fire and acoustically rated seal is required. Intumescent formula is UV stable, paintable, non-hazardous, free from solvents, isocyanates and asbestos. Fire rated for up to 4 hrs in joints up to 50 mm when tested in accordance with AS1530.4. 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. Suitable for construction joints that are subject to movement up to ±20%. Including gaps around cables, metal pipes, conduits, busways and ducts that penetrate walls, floors, ceilings, pre-cast concrete panels, block work, brickwork, aerated concrete and fire-rated plasterboard. Low VOC Green star project compliant. Compatible with; fire rated plasterboard, masonry, mortar, aluminuim, PVC cable coverings, brick, concrete, steel, galvanised steel and stainless steel.

• Up to 4Hr Fire Resistance AS1530.4 For Gaps up to 50mm
• Intumescent over 90°C
• Water Based
• Excellent Acoustic Properties (STC 65)
• Internal application recommended