The HUWANG Tank Modules are suited to any subsurface infiltration or retention applications. HU-WA--Drainage cell, ank module drainage cell  The HUWA   Tank Modules are suited to any subsurface infiltration or retention applications. Manufactured using recycled materials, the HUWA Tank Module is a lightweight structural component developed through years of research & development. It is ideal for the construction infiltration tanks, re-use tanks, sub surface channels and lightweight void spaces for rooftop gardens and planter boxes.

HU-WA--Drainage cell /tank module drainage cell