Watertight Expansion Joints and Construction Sealants by EMSEAL

BS 476 Part 20 and EN 1366-4 Compliant Fire Rating Expansion Joints

Update: Since securing the following equivalency certification, EMSEAL has secured two CE-marked and fully tested expansion joint systems tested according to EN 1366-4. They include: Emshield DFR/WFR CE with up to 4 hours of fire resistance and Colourseal VHE CE with 90-min and 45-min fire resistance for vertical and horizontal plane applications respectively.


BSI is the UK-based British Standards Institute.

CEN is the European Committee for standardization.  Each are independent and impartial research, testing, organizations that establish standards for the building industry.

BS 476 Part 20 Compliant Fire Rating

Using the extensive data compiled from multiple UL 2079 tests on EMSEAL’s Emshield DFR2 and WFR2 and SJS-FR2 fire-rated expansion joints for walls and floors, Underwriters Laboratories International (UK) Ltd. conducted an assessment of the fire resistance of these systems if they were tested in accordance with both BS 1476 Part 20 and EN 1366.

The resulting 3rd party report validates the fire resistance of DFR2, WFR2 and SJS-FR2 joint systems to the respective standards.  The report concludes:

EN-standards logo


Click here for the full report.