Ƙananan ƙarancin zafin jiki na kumfa na polyolefin ɗinmu yana da kyau don haɓakar thermal. An yi amfani da shi don sautin sauti da zafin jiki na iskar iska da manyan diamita na yanayin yanayin iska, rufin bututu a kusa da ginin, da bututun ruwan zafi da sanyi; yana rage asarar thermal kuma rufaffiyar tsarin tantanin halitta yana hana tauri.