BV waya ce ta tagulla guda ɗaya, wacce ke da wuya kuma ba ta dace da ginin ba, amma tana da ƙarfi sosai.BVR waya ce ta jan karfe da yawa, wacce ke da taushi da dacewa don gini, amma tana da karancin karfi.BV guda-core jan karfe waya - gabaɗaya don ƙayyadaddun wurare, BVR waya ne jan karfe-core PVC insulated waya, wanda ake amfani da su a lokatai da kafaffen wayoyi na bukatar taushi, kuma ana amfani da kullum a lokatai inda akwai kadan motsi.Bugu da ƙari, ƙarfin ɗaukar nauyi na yanzu na layin multi-strand BVR ya fi girma fiye da na layi guda ɗaya, kuma farashin ya fi girma.Yawancin lokaci, ana iya amfani da BVR don igiyoyi a cikin majalisar, ba tare da irin wannan babban ƙarfin ba, wanda ya dace da wayoyi.
Wayoyin BV/BVR sune mafi yawan amfani da wayoyi na gida.Ɗaukar sabon gida na murabba'in murabba'in mita 100 a matsayin misali, wayar tagulla ta BV na 4mm² murabba'in millimeters shine mita 200.
Mita 400 don 2.5 mm², mita 300 don 1.5 mm², da mita 100 don 1.5 mm² na jan karfe core BV waya mai launi biyu.Abin da ke sama ba shine kayan ado na rufi ba, idan kuna son samun rufi, layin 1.5 mm² ya kamata ya zama ƙari.