Isigaba sesi-3 – Iqondwa kanjani incazelo ye-“supplementary insulation”
i-supplementary insulation: i-insulation ezimele isetshenziswa ngaphezu kokufakwa okuyisisekelo, ukuze kuhlinzekwe ukuvikeleka ekushaqekeni kukagesi uma kwenzeka ukwehluleka kokufakwa kwesisekelo I-insulation engaphandle kwe-insulation eyisisekelo futhi ezimele ku-insulation eyisisekelo, futhi ngokuvamile ifinyeleleka kumsebenzisi. I-supplementary insulation, njengoba negama lisho, ingeziwe, futhi ibhekisela ekufakeni okungeziwe ekufakeni okuyisisekelo. Lokhu kuhilela isimiso esiyisisekelo saleli zinga, okungukuthi isimiso sokuvikela okuphindwe kabili. Kunoma iyiphi…