DIN EN 13141-8:2023 建筑物通風(fēng) 住宅通風(fēng)部件/產(chǎn)品的性能測(cè)試 第 8 部分:非管道式機(jī)械送風(fēng)和排氣通風(fēng)裝置(包括熱回收)的性能測(cè)試
Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 8: Performance testing of non-ducted mechanical supply and exhaust ventilation units (including heat recovery)