Rigid drainage board has high compression strength.
Hdpe drainage board with dimple has good waterproofing and Drainage.
Have Good Vertical Drainage Properties
HDPE drain boards are lightweight, durable, and resistant to chemicals, making them ideal for a wide range of applications.
Color: Black, Green ,White
Width: 2~3M
Thickness: 8~30MM
Roll Length: 5~20M
HDPE Drain Board
HDPE drain board is commonly used in construction, civil engineering, and landscaping projects to manage water drainage effectively. The main function of the drainage board with dimple is to ensure that the water can be discharged efficiently, for example in terrain such as slopes, the drainage board can help prevent roof leakage. The roof green storage and drainage board can form an elevated layer above, allowing rainwater to filter out through the geo textile.
The working principle of the drainage board: the geotextile on the drainage board acts as a filter, allowing water to pass through while blocking sediment. The concave and convex structure of the drainage plate forms a water filter above, and the water is discharged through the holes, while the raised part stores water and slows the loss of soil water.

Parameter
No | Model Name | LK-H08 | LK-H10 | LK-H12 | LK-H16 | LK-H20 | LK-H25 | LK-H30 |
1 | Material | HDPE | HDPE | HDPE | HDPE | HDPE | HDPE | HDPE |
2 | Drain height(mm) | 08 | 10 | 12 | 16 | 20 | 25 | 30 |
3 | Weight (g/m2) | 1000 | 1100 | 1200 | 1400 | 1500 | 1600 | 1800 |
4 | Board thickness (mm) | 0.7 | 0.8 | 0.9 | 1 | 1.1 | 1.1 | 1.2 |
5 | Tensile strength(N/100mm) | 350 | 350 | 350 | 350 | 350 | 350 | 350 |
6 | Anti- pression strength(Kpa) | 300 | 300 | 300 | 300 | 300 | 300 | 300 |
7 | Elongation rate (% >) | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
8 | Flow (cm3.s) ≥ | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
9 | CBR puncture strength N | 350 | 350 | 350 | 350 | 350 | 350 | 350 |
Feature of dimple drainage board:
1.Convenient construction, easy maintenance and economy.
2.Strong resistance to load and durability.
3.The water can be partially stored and the remaining water can be drained quickly.
4.It provides sufficient moisture and oxygen for plant production.
5.Light weight, the roof heat insulation function strong.

Application
· Greening Projection: garage roof greening, roof garden, vertical greening, inclined roof greening, football field, golf course.
· Municipal Engineering: Airport, Road Subgrade, Subway, Tunnel, Landfill.
· Architectural Engineering: building foundation, basement wall and floor and roof, roof impervious layer and thermal insulation layer, etc.
· Water conservancy projection: water seepage prevention work of reservoir and artificial lake .
· Traffic engineering: roads, railway subgrade, dams and slope protection layers.

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