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NO.2017-FRT25 180分钟不锈钢防火双掩门 检测报告

经检验,此防火门的隔热性能达到172分钟,完整性能达到180分钟

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经检验,此防火门的隔热性能达到172分钟,完整性能达到180分钟


NO.2017-FRT25 180分钟不锈钢防火双掩门 检测报告
经检验,此防火门的隔热性能达到172分钟,完整性能达到180分钟
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