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              Rigid fire & smoke sealProduct Advantage; 1) Online insert pile with glue. pile does not taken off. 2) 30 times expantion. 3) The lower expansion temp.is 180℃to 200℃. 4) Co-extrusion to ensure the core material does not fall off. 5) “Certifire” of Warrington , BS EN 1634-1 test report. 6) Online printing logo and batch number on product. 
