Product manufacturer

FiroBlock

Product Category

Firestop and Smoke Seals

FiroBlock Firestop and Smoke Seals FiroBlock FS I Curtainwall Firestop I FiroBlock

FiroBlock FS is the heart of the FiroBlock Barrier System. It is the core element of the system, designed to seal the floor-to-facade gap and maintain fire and smoke compartmentation in curtain wall assemblies. Engineered for precision fit and tested for 2-hours integrity, it provides reliable protection while accommodating facade movement and thermal deflection.

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Complete Technical Specifications for FiroBlock FiroBlock FS I Curtainwall Firestop I FiroBlock

PropertyValueUnit
Product NameFiroBlock FS
product descriptionFiroBlock FS is the heart of the FiroBlock Barrier System. It is the core element of the system, designed to seal the floor-to-facade gap and maintain fire and smoke compartmentation in curtain wall assemblies. Engineered for precision fit and tested for 2-hours integrity, it provides reliable protection while accommodating facade movement and thermal deflection.
Product Features2-hour fire & smoke protection (ASTM E2307 / IS 18190), Large 1.2 m x 1.10 m boards for fast installation, B235 brackets & ATP-120 tape ensure secure sealing and support
Installation Instructions
Density75kg/m³
Colour
Packaging
Storage Temperature
Shelf Life
Application Temperature
Temperature Resistance
Consistency
Chemical Basis
Tack-Free Time
Curing Time
Volume Shrinkage
Water Tightness
pH Valu
Movement Capability
Paintable
Seismic Resistant
Mold & Mildew (ASTM G21-90)
Air Leakage (UL 2079 L-Rating)
Surface Burning (ASTM E84)
Surface Burning (CAN/ULC-S102)
STC Rating (ASTM E90-89)
Tested In Accordance With
Design
Function
ApplicationHigh-performance firestop system for sealing gaps of up to 150mm between floor slabs and curtain wall facades.
Thickness120mm
Void Width150mm
Compression+10%
Fire Rated for2hrs
Required Brackets2 no. B235 at 600mm centres
CertificationWTIIP-169/170
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