Dimple Drainage Sheet /Dimple Drainage Mat

Product Description
A high-density polyethylene (HDPE)dimpled sheet.Specially designed as a backfill protection and vertical drainage board for sub-grade tanking.The liquid and gas can go through freely between dimples.
Drainage Cell Application
1. Landscape engineering: garage top greening, roof garden, football field, golf course, beach project.
2. Municipal engineering: road base, subway, tunnel, landfill.
3.Construction engineering : upper or bottom layer of building foundation, basement wall, bedding filtration and heat insulation.
4. Traffic engineering: highway, railway basement, dam and slope.
Weight
900g/sqm
Thickness
1mm
Dimple height
10mm
Drainage volume
5.6L/㎡
Compression Resistance
>310Mpa
Heat resistance
-30℃/+60℃
Tensile resistance MD
>310N/5cm
Tensile resistance CD
>310N/5cm
ALL.MD
>25%
All.CD
>25%
Roll length
20m
Roll width
3m
Dimple height
10mm