Description
Soudal Firecryl FR is a fire-resistant acrylic sealant and filler with a fire rating of up to 4 hours. It is intumescent at temperatures above 120 °C, preventing the penetration of smoke and fire through joints and gaps. The sealant can be painted over after curing, is odourless, and offers primerless adhesion to most construction materials. It conforms to all international standards, including CE marking.
Available in white and grey 310ml cartridge and white and grey 600ml foil pack.

Applications for Soudal Firecryl FR
- It is suitable for use in passive fire protection systems as a joint sealant or filler, including the installation of fire-retardant window and door frames, fire-retardant connection joints, penetration seals, and internal garages. It is also suitable for the fire-retardant filling of cracks in concrete and plasterwork.
Featured properties
- Resist the passage of fire and smoke
- Fire resistant up to 4 hours with PE backer rod (EN 1366 Part 4-)
- Intumescent in contact with fire
- Swells when exposed to temperatures in excess of 120°C
- Stays elastic and can be painted over
- Colourfast and waterproof after curing
- Very good adhesion on many porous surfaces
- Can be painted over after curing
You may be interested Soudal Fire Silicone B1 FR and Soudal Soudafoam FR HY, also part of Soudal fire range.
Instructions
- The surface must be rigid, clean, dry, free of dust and grease before application.
- Apply the sealant by means of a handheld or pneumatic caulking gun. Smoothen the sealant with a filling-knife. Application temperature: +5°C to +30°C.
For more information, please contact us. All prices are inclusive of VAT.
If you have any questions, don’t hesitate to contact us via the yellow chatbox, fill out our online contact form, email us at [email protected] or call us directly on +44 (0) 121 378 2909.












