1.Uphuculo olutsha, imathiriyeli yePVC, umzimba wocingo olomeleleyo, yithi ndlelantle ekujikeni nasekubetheleni, kulula ukuyigcina, akukho magingxigingxi, akukho maqhina.
2.Ukudibanisa ukutshaja kunye nokuhanjiswa kunokunika umdlalo opheleleyo ekusebenzeni kunye nokuqinisekisa ukulungelelaniswa kokutshaja kunye nokuhanjiswa kwedatha.
I-3.Idityanisiwe eyomeleziweyo eguquguqukayo ye-SR mesh, ukugoba okuphezulu, ukusebenzisa ixesha elide ibhidi yokuvalelisa kumonakalo wonxibelelwano kunye nokuqhekeka.