Babban mai sanyaya iska mai ƙarfi da ƙarancin zafin jiki yana amfani da finned coils na Freon kai tsaye nau'in ƙafe kuma yana tilasta iska don yawo ta fan don isa tasirin sanyaya.Yana da fasalin ƙananan ƙararrawa na refrigerant, babban inganci mai sanyaya, saurin sanyaya sauri, har ma da zafin jiki na ɗakin, ƙaramin tsari, ƙaramin ƙara, nauyi mai sauƙi da sauƙi shigarwa da kulawa da dai sauransu.