BS EN 17152-1:2019 用于非饮用水非压力地下输送和储存的塑料管道系统 用于渗透、衰减和存储系统的箱 PP 和 PVC-U 制成的雨水箱规范
Plastics piping systems for non-pressure underground conveyance and storage of non-potable water. Boxes used for infiltration, attenuation and storage systems - Specifications for storm water boxes made of PP and PVC-U