Product manufacturer

Siderise

Product Category

Firestop and Smoke Seals

Siderise Firestop and Smoke Seals Siderise CW-FB Fireboard

High-density non-combustible stone wool fireboard designed to protect spandrel zones, mullions, and transoms in curtain wall systems. Used with CW-FS firestop to achieve up to 180 minutes fire resistance. Enhances façade fire performance, provides thermal insulation, and ensures reliable protection in non-fire-rated curtain wall assemblies.

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Complete Technical Specifications for Siderise Siderise CW-FB Fireboard

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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
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