Under layer: PP Plastic Flat Silk Woven Geotextile

width and length:6m*38m

mass per unit /sqm:4000-5500/sqm

Features:

1.Improved leakage performance

2.permanent waterproof performance

3.simple construction

4.Not influenced by air temperature

5.A kind of green material and good to environmental protection.

6.More versatile than compacted clay

7.Increased airspace and liner efficiency