Drainage board nonwoven coven in the drainage board, used as a filter layer.For a green and drainage system.

Nonwoven specially for drainage board

Nonwoven common weight:100GSM-150GSM

Nonwoven use: Cover in the drainage board, used as a filter layer 

Indicators of nonwoven specially for drainage board 

Color	Material	Weight/gsm	Pore-diameter/mm	Runoff rate	Tensile strength/N
Black/White	PET/PP	150	0.15	320	160

Drainage board description: It is made of HIPS or PE, its material is hard, it also has compressive strength, strong support, big water storage and big displacement.

Product use: the green works of building roof

                        the green works of garage roof

Pictures showcase:

120g short fiber polyester black nonwoven geotextile