Shop for TUFFAK® Class A Fire Rated Polycarbonate Sheet. TUFFAK® CA is an optical grade transparent sheet designed to meet International Building Code (IBC) Class A flammability requirements for interior wall and ceiling applications. TUFFAK® CA will meet the IBC code compliance for Class A performance when installed following specific guidelines. See the TUFFAK® CA Data Sheet for installation details. The material features outstanding impact strength, high temperature resistance, high clarity, and is lightweight, thermoformable, easy to fabricate. Not only is it a good material option for wall and ceiling finishes but for barriers, dividers, and decorative panels. TUFFAK® CA passes the National Fire Prevention Association (NFPA) 286 flammability requirements. Custom cuts and cut-to-size available. Stocked materials typically ship in 2-5 business days. Can’t find what you need? Get a quote.