Green roof dimple sheet drainage sheet

The HW-PES25 drain sheet is made by the high-density polyethylene (HDPE). There is grotextile membrane on the surface, forming drain sheet. HW-PES25 has two-sided concave-convex. It has the two-sided draining water function, has the water storage function, under the moist environment it can bi-directional adjustment.
The HW-PES25 drain sheet is widely applied in the roof garden and outdoor garage roof afforestation project.
Job practice detail (chart of roofing planter structure, garage roof structure)

Product: HW-PES25

Color: Black

Material quality: High Density Polyethylene

Quality(g/m²): 1500

Thickness (mm): 25

Compressive strength (kpa): 150

Size: 1110mm W X 18100mm L

Model Standard	HW-PSS18	HW-PSS25	HW-PSS30	HW-PSS40
Material	HIPS	HIPS	HIPS	HIPS
Dimple height mm≥	18	25	30	40
Gram weight g/m2	750	950	1100	1270
Longitudinal flow capacity	8.9	13.6	20.5	22.2
Compressive strength(kPa)≥	200	150	150	150