BS 5803-4:1985 Thermal insulation for use in pitched roof spaces in dwellings-methods for determining flammability and resistance to smouldering.BS 5803-4:1985斜屋顶空间隔热,第4部分:易燃性和耐火性测试方法.
BS 5803-4屋顶空间隔热测试,请咨询中国防火网中国防火网全国免费咨询电话:400-666-7290网址:www.firete.com邮箱:info@firete.com
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