CS Composite Sheet
SpecSeal Composite Sheet is the ideal solution for large openings where a permanent seal is required. Composite sheet consists of a thin sheet steel with intumescent embedded onto a single side. Composite sheet partners with other SpecSeal firestop products such as Firestop Collars and EZ Path Devices to size down oversized openings.
ASTM E814 (UL1479)
Third Party Approvals
- Profession Fit and Finish
- Partners with other SpecSeal Firestop Products
- Easily cut with hand sheers
- Tested for up to 4 Hours of fire resistance when tested to ASTM E814/UL1479