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50mm Thickness 80mm External Wall Thermal Insulation Rockwool Mineral Rock Wool Board for Heat Chemical Industrial Panels with Aluminum Al Foil

50mm Thickness 80mm External Wall Thermal Insulation Rockwool Mineral Rock Wool Board for Heat Chemical Industrial Panels with Aluminum Al Foil
Product DescriptionRock Wool Board is made of select fine basalt as the major materials  which is pulled into 4-7µ non...

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