quick filter drainage cell

 500*500*30 drainage cell is the lightweight three dimensional geocomposite with flat back which is pressed against an underground structure used for subsurface water management method.  The pressure of back filled soils holds the drainage cell in place.

 ★ Product Features：
1、Water drainage: Drainage plate can be used in combination with non-woven to get rid of the rain immediately and effectively relieve the roof’s pressure caused by the instantaneous rainfall.
2、Water storage: Absorb and store redundant moisture leaking from the planting layer and supply needed moisture for the plant when the soil lacking of water to improve plant’s drought-resistance ability.
3、Bearing performance: Bearing strength for storage-drainage plate can reach 80 ton per square as the highest, suitable for all kinds of landscape on the top. 
4、Environment protection: it is 100% recycling, won't cause secondary pollution to the environment.
5、Low price: ultra-light weight, easy installation, quick construction, low construction cost and simple maintenance.