Rock wool board external wall high density high temperature resistant rock wool interior wall keel filled soundproof cotton A level fireproof sound absorbing rock wool-Taobao
Take a sample piece of contact customer service note density small sample one piece 40 density 90X60 thick 4 5CM8 slices a pack of 4 32 squared 60 density 1 2X0 6X thick 5CM8 sheet one
The unit of the denomination:
Mi
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Items weight estimation 0 g, subject to actual weight
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