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H.B. Fuller Firesound Fire Rated Acoustic Sealant
Acrylic sealant providing up to 4 hours fire rating and acoustic performance in joints and penetrations.
- Fire rated up to 4 hrs in joints up to 50mm (AS1530.4)
- Intumescent; expands under extreme heat or fire
- Acoustic performance up to Rw 65 (-2;-5) to AS1276.1
H.B. Fuller Firesound is a flexible acrylic construction sealant that acts as a barrier to fire and sound in joints and service penetrations. It is fire rated for up to 4 hours in joints up to 50mm (AS1530.4), intumesces under extreme heat or fire, and achieves acoustic performance up to Rw 65 (-2;-5) tested to AS1276.1. FEYANA supplies Firesound for fire-stopping and acoustic sealing in buildings.
Key features
- Fire rated up to 4 hrs in joints up to 50mm (AS1530.4)
- Intumescent; expands under extreme heat or fire
- Acoustic performance up to Rw 65 (-2;-5) to AS1276.1
- Non-hazardous; free from solvents, isocyanates and asbestos; low VOC 31g/L
- Paintable and UV stable; ±20% joint movement
Technical data
| Cured State | Flexible |
|---|---|
| Joint Width | 10 – 50mm |
| Movement Capability | ±20% |
| Skin Time | 15 mins (23°C, 50% RH) |
| Hardness | Shore A. 40 |
| VOC | 31g/L |
| Fire Rated | Yes |
| Product Chemistry | Acrylic |
| Specific Gravity | ~1.5 |
| Service Temp (°C) | -20 to 80 |
Applications
- Joints and service penetrations requiring fire and sound barriers
Packaging: 450g Cartridge, grey (15019213); 600ml Sausage, grey (15019215); 600ml Sausage, white – made to order (15019147); 10L Pail, grey (15019142)
Data are typical values from the manufacturer’s literature. Contact us for the TDS/SDS and selection advice.
Contact FEYANA: WhatsApp/Zalo +84 988 641 591 – sales.00@feyana.com
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