... moisture, frosting, frost effect.Use: Widely used in dams, roads, airports, drainage, housing, environmental protection and other fields.Product ... as PE film, EVA film),Composite material made of two or more of geosynthetics. It is hydraulic conductivity of ... type; one-geotextile and two-membrane type; two-geotextile and one-membrane type; two-geotextile and two-membrane type; weveral-geotextile ...