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SIDERISE CW-FS is a uniquely designed cavity firestop constructed from stone wool insulation, providing 120mins fire resistance it meets sound barrier requirements in cladding panel applications.

Part of the Certifire approved range of SIDERISE CW-FS cavity fire barrier and firestop systems for curtain walling, this firestop maintains continuity of fire resistance by sealing the void between the compartment floors or walls and the external curtain wall, horizontally and vertically.

The range of cavity closers and firestops use a patented method of manufacture providing a resilient lateral compression to ensure a tight fit and enhances fire integrity. Integral foil facings provide excellent resistance to smoke.

• Certifire approved - Certificate No. CF563
• Market leading fire resistance and smoke seal
• Class A1
• Up to 120 mins fire performance
• Suitable for horizontal and vertical application
• Unrivalled movement performance
• Fully qualified acoustic performance
• Gap widths up to 1200mm

Platform	Compatible	Version	Certified to
IFC	-	1	-
Revit	-	1	-