SBS改性沥青防水卷材
SBS modified bituminous waterproof membrane
建达牌:聚合物 SBS改性沥青防水卷材
Jianda Brand:SBS polymer modified bituminous waterproof membrane
建达牌:聚合物( SBS、APP)改性沥青防水卷材
Jianda Brand:SBS/APP polymer modified bituminous waterproof membrane
多彩沥青玻纤油毡瓦样品
Sample of multicolor fiberglass asphalt roofing shingle
建达牌:多彩沥青玻纤油毡瓦
Jianda Brand: multicolor fiberglass asphalt roofing shingle
ASTM美标屋顶油毡
ASTM r