Ubungakanani, ubude, umbala, izinto eziphathekayo, imilo inokwenziwa ngokwezifiso.
IiPakethi zoMkhenkce eziLahlayo ngoko nangoko zokuNcedisa iintlungu, ukudumba, ukudumba, ukukrala, izihlunu ezixineneyo, ukuqaqamba kwamazinyo – kwiimbaleki kunye neMisebenzi yangaphandle.
Ukufumana ukukhululeka kweentlungu ngokukhawuleza - I-insulation eyongezelelweyo igcina ibanda kwaye iyasebenza, ukunciphisa ngokukhawuleza ukudumba kunye neentlungu.