Bostik Pro FP403 Fireseal Hybrid Sealant 290ml Grey | Fireproof & Flexible

Description

The Bostik Pro FP403 Fireseal Hybrid Sealant is a high-performance, fire-resistant one-component hybrid sealant designed for superior protection. This grey fireproof sealant effectively seals linear joints for up to 4 hours of fire resistance, while offering a +/- 25% flexibility, ensuring durability in dynamic environments.

Certified to EN 1366-4, this high modulus sealant is ideal for both vertical and horizontal joints and provides excellent sound insulation. Its MS polymer formulation makes it suitable for sealing walls, floors, ceilings, and metal frames, including metal stud (gypsum) connections.

Engineered for interior and exterior use, this UV and weather-resistant sealant ensures long-lasting performance. Additionally, it holds a GEV EMICODE EC1 PLUS certification, guaranteeing very low emissions. Supplied in a post-consumer recycled (PCR) cartridge, it also supports eco-friendly construction practices.

Key Features:

✅ Up to 4-hour fire resistance (EN 1366-4)
✅ High flexibility (+/- 25%) for movement accommodation
✅ Superior sound insulation for noise reduction
✅ UV & weather-resistant – suitable for outdoor applications
✅ GEV EMICODE EC1 PLUS certified – minimal emissions
✅ Fire-rated compliance: EN 13501-1 (Class B-s1,d0) & EN 1634-3 (Sa & Class S200)
✅ Eco-conscious – supplied in a PCR cartridge

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Return Policy

We offer refunds or exchanges on any item within 13 days of purchase, as long as it’s returned in a sell-able condition with the original receipt.