Da hawan fan fan ya ƙunshi kwalban ajiya, sashi, mota da a fanruwa; An samar da kwalban ajiyar ruwa da kan feshi, ana sanar da kan feshi tare da cikin kwalbar ruwan ta hanyar bututun feshi, ana samar da kan feshi da kan feshi da kuma kula da ke sarrafa kan feshi don fesawa; An gyara sashin a kan kwalbar ajiya; Motar an gyara ta a kan sashi; An saka ruwan fanke a kan ƙirar fitowar motar kuma juya ta ta motar, kuma bututun yana kusa dafanruwa. Kan feshi na iya fidda ruwan cikin kwalbar ruwan ta hanyar kara saita kwalban ajiya da kan feshin, kuma hakar feshin ana iya rikidewa zuwa karamin dusar hazo a karkashin karfi na tsakiyar fan fan, wanda zai iya jika fuskar mutum da fata, da faɗaɗa yankin ƙwarin, saboda tasirin sanyaya a bayyane yake. Wannan samfurin yana da ƙananan girma, dacewa da amfani, dace da sayayya, tafiya, makaranta da aiki, ayyukan waje, wasanni da motsa jiki da sauran al'amuran.

Halaye na a hawan fan fan sune kamar haka: wani ruwa mai juyawa wanda yake a saman fanko wani yanki mara laushi wanda ke haifar da iska zuwa gaba ta amfani da ka'idar Bernoulli; Akalla daya ko fiye da fesa nozzles dake gaban bangaren da iska ke samarwa; Kuma wani kwasfa na waje wanda yake gaban bangaren iska; Haɗe tare da harsashi na waje, iskar da aka samar a cikin sashin iska ta hanyar kunkuntar hanyar samo iska, don haka juyawar iska ya rikide zuwa motsi na layi, ya hana ƙwayoyin ruwa daga abin fesawa da aka ruɗe tare, kamar fesafanjikin da ke dauke da akalla silinda guda daya ko sama da haka. Barbashin da aka fesa daga bututun feshi na iya motsawa da fitar da ruwa a layi madaidaiciya don hana barbashin ruwan agglomerating tare, don samar da busassun hazo na barbashi.