Iyo ishamwari yezvakatipoteredzazvikamu zviviripolymer yakagadziridzwa simende isina mvura.Chimwe chikamu chemvura chivharo chisina mvura chinoumbwa nekunze kwepolymer yakakwira uye akasiyana ekuwedzera, anehigh adhesion, flexibility, kurwisa ukuruuyekupfeka kuramba;iyo poda inoumbwa nepamusoro-soro simenti, jecha requartz uye yakasiyana-siyana inoshanda zvinhu , Mushure mokusangana nemvura, kemikari inoitika inoitika, inopinda mukati mechimiro, uye ichigadzira kristaro, iyo isingavhari nzira yemvura kumativi ose, asiwo.inosimbisa chimiro uye inowedzera hupenyu hwayo.