Iyo yepurasitiki bhora vharafu inogadzirwa nemhando yepamusoro PVC mbishi zvinhu, nekuoma kwakanyanya, kupikisa kwakasimba kumanikidziro uye mvura, uye kusimba.
PVC bhora vharafu ine yakanaka corrosion kuramba, kuchengetedzwa kwezvakatipoteredza, yakachengeteka uye yakavimbika kushandiswa.
Thai mvura bhora vharafu interface yakashambidzika, hapana kukuvara, yakatsetseka pamusoro uye madziro emukati kwenguva yakareba, usazvinetse pamusoro pechiyero kusvina uye kuvhara pombi yemvura.
Ivhavha yebhora remvura iri nyore kuisa, uye haibvi mushure mekuongorora kwakawanda