Bostik FP403 Fireseal Hybrid 290ml
✅ Fire Resistant Up To 4 Hours
✅ EN1366-4 Tested
✅ Flexible ±25% Movement
✅ Paintable Finish
✅ UV & Weather Resistant
✅ Internal & External Use
✅ Acoustic & Smoke Sealing
✅ Professional Passive Fire Protection
✅ 290ml Cartridge
Ideal for sealing fire-rated joints in walls, floors, ceilings, steel frames and partition systems. Suitable for professional construction and fire stopping applications
Bostik FP403 Fireseal Hybrid Fire Protect Sealant 290ml
Bostik FP403 Fireseal Hybrid is a professional-grade fire-resistant hybrid sealant designed for sealing construction joints where fire, smoke and toxic gases must be prevented from spreading. Suitable for walls, floors, ceilings, metal frames, gypsum partitions and expansion joints. Fire tested to EN 1366-4 with up to 4 hours fire resistance and ±25% movement capability.
Key Features
✔ Fire resistant up to 4 hours
✔ Tested to EN 1366-4 standards
✔ Flexible ±25% joint movement
✔ Paintable after curing
✔ High sound insulation properties
✔ UV and weather resistant
✔ Internal and external use
✔ Excellent adhesion to most construction materials
✔ Suitable for horizontal and vertical joints
✔ Low emission hybrid polymer technology
✔ White or Grey options available
✔ 290ml cartridge
Applications
- Fire stopping joints
- Linear movement joints
- Wall to floor joints
- Wall to ceiling joints
- Metal stud partitions
- Gypsum board systems
- Steel frame construction
- Timber frame construction
- Passive fire protection systems
- Smoke and acoustic sealing
Specifications
- Brand: Bostik
- Model: FP403 Fireseal Hybrid
- Size: 290ml
- Type: Fire Resistant Hybrid Sealant
- Fire Rating: Up to 240 Minutes (4 Hours)
- Movement Capability: ±25%
- Paintable: Yes
- Interior / Exterior: Yes
- Colour: White / Grey (subject to selection)
Fire resistant for sealing construction joints, helping to prevent the spread of fire, smoke and toxic gases while maintaining flexibility and durability.