Polypropylene films are used as vapor barrier material. Installation of a polypropylene film is quite simple. Typically, a vapor barrier layer is laid on a wooden crate or screed. Depending on the roofing material used, both the sequence and the basis for laying vapor barrier material are different.
Polypropylene film has greater strength. Also, polypropylene film is more resistant to ultraviolet rays. With protracted roofing operations, a polypropylene film may turn out to be indispensable, t. To. She is able to withstand any precipitation during the year.
A special antioxidant layer made on the basis of natural material is applied to the surface of the polypropylene film. As natural material is cellulose, which has excellent absorbent properties. This layer serves to absorb the resulting condensate. Thus, the polypropylene film can absorb a sufficiently large amount of moisture, then under favorable conditions the moisture evaporates and the antioxidant layer dries.
