Bostik Pro FP403 Fireseal Hybrid Sealant - Grey

Name: Bostik Pro FP403 Fireseal Hybrid Sealant - Grey
Brand: Bostik
SKU: dbdtagptkg
Price: 19.64 GBP
Availability: InStock

BOSTIK PRO FP403 FIRESEAL POLYMER SEALANT is a one-component, fire resistant hybrid sealant. This ...

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Fire Resistant Sealant Cartridge Bostik Fireseal Hybrid FP403 310ml

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Product Information

Full details

This guide is for professionals and DIY enthusiasts needing a reliable fire-resistant sealant. Bostik Pro FP403 Fireseal offers up to 4 hours of fire resistance and flexibility, making it ideal for sealing joints in various applications. However, ensure proper surface preparation for optimal adhesion and performance.

All features

Colour	Grey
Model Part Number	FP403
Brand	Bostik

Extended Product Information

FAQs

What is the fire rating of Bostik Pro FP403 Fireseal?

It is fire-rated to EN 1366-4 for up to 4 hours.

Where can this sealant be used?

It can be used on walls, floors, ceilings, and metal frames, both interior and exterior.

Is this sealant suitable for areas with movement?

Yes, it offers +/- 25% movement capability.

Is Bostik Pro FP403 Fireseal environmentally friendly?

Yes, it is GEV-EMICODE EC1 PLUS certified for very low emissions and is supplied in a post-consumer recycled (PCR) cartridge.

How long does it take for the sealant to cure?

The sealant will skin in approximately 15 minutes and fully cure within 24 hours depending on environmental conditions.

Can I paint over Bostik Pro FP403 Fireseal?

Yes, it is paintable.

What colors is the sealant available in?

Currently, it is only available in Grey.

How should I store the sealant?

Store in a cool, dry place, away from direct sunlight.

Troubleshooting

Sealant not adhering to the surface.

Ensure the surface is clean, dry, and free from contaminants. Roughen smooth surfaces before application if necessary. Check that the correct primer is used.

Sealant takes too long to cure.

Ensure adequate ventilation and that the temperature and humidity levels are within the recommended range. Check the expiry date.

Uneven Application

Use a proper caulking gun and apply the sealant at a consistent speed. Smooth the sealant bead immediately after application using a spatula or appropriate tool.

Pros and Cons

Pros

Provides up to 4 hours of fire protection.
Offers excellent flexibility, accommodating movement in joints.
Suitable for both interior and exterior use.
Low VOC emissions, contributing to better indoor air quality.
Offers good sound insulation properties.
Easy application in both vertical and horizontal joints.

Cons

Requires proper surface preparation for optimal adhesion.
Specific application instructions must be followed for fire rating compliance.
May require professional application for critical fire safety applications.
Limited color options (Grey only).

Setup, Compatibility & Care

Surface Preparation: Ensure surfaces are clean, dry, and free from dust, oil, and loose particles. For best results, clean the surface with a suitable cleaner and allow it to dry completely.
Application: Apply using a caulking gun. Cut the nozzle to the desired bead size.
Application Method: Apply a continuous bead of sealant, ensuring it fills the joint completely. Smooth the sealant with a spatula or appropriate tool.
Compatibility: Compatible with a wide range of materials, including concrete, brick, wood, and metal. Always check compatibility with the specific materials being sealed.
Curing: The sealant will skin in approximately 15 minutes, and fully cure in 24 hours depending on the environment.
Care: Store in a cool, dry place. Avoid contact with skin and eyes. Refer to the safety data sheet for detailed handling and safety instructions. Dispose of the cartridge responsibly in line with local regulations.