CERTIFIRE认证：TS48防烟及耐火管道系统
日期:2020-03-17 11:24
nd appraisal, for Smoke
Control and Fire Resisting Ductwork Systems such that they will maintain their performance in terms of Integrity and Insulation (as relevant) and as defined byBS 476: Part 24orEN 1366-4,, 1366-8, 1366-9
防烟及耐火管道系统CERTIFIRE认证：测试标准
BS 476- 24: 防烟和防火管道系统的耐火试验
BS 476- 24: Fire resistance tests for Smoke Control and Fire Resisting Ductwork Systems
EN 1366-1:服务设施的耐火试验。第1部分:通风管道
EN 1366-1: Fire resistance tests for service installa
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