Electrozad

3M Canada FB-SLP-249 Fire Barrier Pillow, ASTM E 814, Red, Fire Rating: Up To 3 HR, 9 IN Length X 4 IN Width X 2 IN Height, Density: 6 PCF, 200 DEG C Heat Expansion, 280 DEG C Significant Heat Expansion, 18 PCT Volume Expansion, 3 HR UL Listed Systems, Meets Requirements Of NEC, NFPA, SBCCI, BOCA And ICBO Building Codes, For Used To Firestop A Wide Variety Of Through-Penetrations Including Cable Trays (Up To Two Per Opening), Conduit And Blank Openings Which Penetrate Fire-Rated Construction