Sau nawa ne na’urar kwandon shara chiller tsabtace?

Ƙarfin firiji daban-daban da kamfanoni daban-daban suna da la’akari daban-daban don tsara tsarin tsaftacewa da tsaftacewa na na’ura. Don firiji tare da babban ƙarfin firiji, babban iko, da aiki na dogon lokaci, ana bada shawarar tsaftace shi kowane rabin wata. Don mitar gabaɗaya da ƙarfin amfani, ana ba da shawarar cewa sake zagayowar tsaftacewa kada ta wuce sau ɗaya kowane watanni 3!