HW-PSS25(107) DRAIN BOARD,Drainage sheet,sheet drain

  The HW-PSS25 drain shhet develops on the foundation of HW-PSS18 is made by the high polystyrene (HPIS), The surface is joined to an adhesive-bonded cloth, forms two-sided draining plant, can storage and draining water. Compares with the HW-PSS18, HW-PSS25 can drain water better, it is especially suitable for roof afforestation project in drought, high temperature area.
The construction details sees (planter layer structure)

Product: HW-PSS25

Color of under plate: Black/White

Material quality: High Polystyrene

Quality(g/): 950

Thickness (mm): 25

Compressive strength (kpa): 150

Color of Geotextile Membrane : Black/White

Material quality : Polyester fiber

Hole caliber (mm) : 0.15

Runoff rate : 320

Tensile strengthN : 160

Quality(g/) : 150

Specification of Drain Boardmm: 1200×16660

Flow rate (Loss 5cm) (L/S) : 3.0

Flow rate (Loss 10cm) (L/S) : 4.8