Ubwoko bw'umufana wo mu gisenge usohora umwuka mwinshi ubusanzwe ni umufana wo mu bwoko bwa High Volume Low Speed ​​(HVLS).Abafana ba HVLSbyagenewe by'umwihariko gutwara umwuka mwinshi neza kandi neza ahantu hanini nko mu bubiko, mu nganda, mu mazu y'imikino ngororamubiri, no mu nyubako z'ubucuruzi. Abafana ba HVLS barangwa n'ibyuma byabo binini by'umurambararo, bishobora kugera kuri metero 24, hamwe n'umuvuduko wabo wo kuzenguruka buhoro, ubusanzwe uri hagati ya 50 na 150 ku munota (RPM).Uku guhuza ubunini bunini n'umuvuduko muto bituma abafana ba HVLS bakora umwuka mwinshi mu gihe bakora bucece kandi bagakoresha ingufu nkeya.

Ugereranyije n’amafeni asanzwe yo ku gisenge, agenewe ahantu hato ho gutura kandi akenshi afite umurambararo muto w’amapine n’umuvuduko wo kuzenguruka mwinshi, amafeni ya HVLS arusha ayandi gutwara umwuka ahantu hanini. Ashobora gukora umuyaga woroshye uzenguruka ahantu hose, agafasha kunoza umwuka, kugena ubushyuhe, no guteza imbere ibidukikije byiza ku bantu baho.

Muri rusange, niba ushaka umufana wo hejuru ushobora gushyira umwuka mwinshi mu mwanya munini,Umufana wa HVLSBirashoboka ko ari bwo buryo bwiza kurusha ubundi. Izi fans zakozwe mu buryo bwihariye kugira ngo zitange umusaruro mwiza kandi ni nziza cyane mu nganda no mu bucuruzi aho kugenda neza kw'umwuka ari ngombwa.