Ivalve yeglowubhu ye-GW DIN inesakhiwo esinengqiqo kunye nokutywinwa okuthembekileyo, okufanelekileyo ngokukhethekileyo ukutsha, ukuqhuma, ulwelo olunetyhefu kunye netyhefu, ukushisa okuphezulu kweoli yokudlulisa ukushisa.