How much is the impervious membrane per square meter?

How much a square meter of impervious membrane costs depends on its thickness and quality. The thicker and heavier the membrane, the higher the price of impervious geomembrane. Similarly, the better the quality of impervious membrane, the higher its price. Impervious membrane is a kind of geotechnical material, in fact, it is a plastic film, which is much thicker than plastic cloth.

Take the 0.3mm national impermeable membrane as an example, its gram weight is 285 g/㎡, and the unit price is calculated according to the price per ton of 2 yuan, and so on.