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The firestop Pipe Collar and Pipe Wrap proceed the BS 476:part 20:1987 fire testing


January 17, 2023, Hangzhou Biyou Building Materials Technology co.,Ltd proceed the fire testing of the firestop pipe collar, pipe wrap at Shanghai Intertek lab, according to the standard of BS 476:part 20:1987. The testing achieved a significant successful and passed 3 hour. We are the only factory in China with a 3-hour fire prevention qualification.



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