FirePro® Flex Seal Coating
FirePro® Flex Seal Coating is designed to reseal the surface of FirePro Flex Seal Coated Strip and Linear Joint where damage to the coating may have occurred during installation.
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Application(s)
- Fire-stopping
- Linear Joint Seals
- Penetration Seals
Product description
FirePro® Flex Seal Coating is a water-based, flexible fire-resistant coating designed to reseal the surface of FirePro Flex Seal Coated Strip and Linear Joint that may have been damaged during installation. FirePro® Flex Seal Coating has been tested as a linear and penetration seal and tested for fire resistance periods of up to 120 minutes in accordance with BS EN 1366-3: 2021+A1: 2024, subject to the application. FirePro Flex Seal Coating has replaced FirePro SoftSeal Flexible Coating as the new EN-tested solution.
- Suitable for spray or brush application
- Dries to give a flexible, sound insulating, white surface
- Tested in accordance with BS EN 1366-3: 2021+A1: 2024
- Tested in accordance with BS EN 1366-4: 2021
- Classified in accordance with BS EN 13501-2: 2023
Areas of application
FirePro® Flex Seal Coating is suitable for use on the following construction types:
• Linear joint seal
• Penetration seal
Certificates
UL-EU-01351-EN
Documentation
Please select and download the documentation pertaining to this product. If you require any certification that is not listed here, please contact us via ukdocumentation@rockwool.com

FirePro Flex Seal Coating Datasheet
FirePro Flex Seal Coating is a water based fire resistance coating designed to reseal the surface of FirePro Flex Seal Coated Strip and Linear Joint during installation. Flexible coating for use with FirePro Flex Seal products

FirePro Flex Seal Coating LEED VOC Attestation Certificate
FirePro Flex Seal Coating LEED indoor air quality testing certificate

FirePro Flex Seal Coating BREEAM VOC Attestation Certificate
FirePro Flex Seal Coating BREEAM indoor air quality testing certificate

FirePro Flex Seal Coating WELL Building Standard VOC Attestation Certificate
FirePro Flex Seal Coating WELL Building Standard indoor air quality testing certificate

FirePro Flex Seal Coating AgBB VOC Attestation Certificate
FirePro Flex Seal Coating AgBB indoor air quality testing certificate
Product properties
| Name | Value |
|---|---|
| FirePro Flex Seal is designed to re-seal the surface of FirePro Flex Seal Coated Strip and Linear Joint where damage to the coating may have occurred during installation. FirePro Flex Seal Coated Strip has been tested as a penetration seal and has been classified for fire resistance periods of up to 2 hours (EI120) in accordance with EN 1366-3 : 2021+A1:2024, subject to the application. | |
| Shelf Life | Up to 12 months when stored in unopened containers under cool dry conditions. Avoid frost and extremes of temperature. |
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