FB fireproof sheets are the same as sleeves with the thickness of 5mm and tailor-made length and width. The function is to replace the fireproof sleeve when the diameter of cables/pipes is over beyond the scope. When the frame (drum) left space too small, the fireproof sheet can be inserted.
Telephone
021-55090626
E-mail
sales@yibow.cn
Fax
021-55090626
Address
Floor17, Building 2, Lane 2005, Huangxing Road, Yangpu District, Shanghai, China
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