BIMobject 类别管道 - 排水系统
IFC 分类对象
UNSPSC 名称Roofing drains
UNSPSC 代码30151605
CSI MasterFormat 2014 代码22 14 26.13
CSI MasterFormat 2014 标题Roof Drains
OmniClass 编号23-13 41 39 13
OmniClass 标题Roof Drains With Strainer
CSI UniFormat II 代码D2040
CSI UniFormat II 标题Rain Water Drainage