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The firestop pipe collar and wrap proceed the ASTM E814,UL1479,CAN/ULC-S115 testing.


October 20th, 2022, 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 ASTM E814,UL1479,CAN/ULC-S115 . The testing achieved a significant successful and passed 2 hour.



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