Mofuta oa fene ea siling e fanang ka moea o mongata haholo hangata ke fan ea High Volume Low Speed ​​(HVLS).Batšehetsi ba HVLSli etselitsoe ka ho khetheha ho tsamaisa moea o mongata hantle le ka katleho libakeng tse kholo tse kang matlo a polokelo, lisebelisoa tsa indasteri, li-gymnasium le mehaho ea khoebo.Motsoako ona oa boholo bo boholo le lebelo le liehang li lumella libapali tsa HVLS ho hlahisa moea o moholo ha li ntse li sebetsa ka khutso le ho ja matla a fokolang.

Ha ho bapisoa le lifensetere tsa siling tsa setso, tse etselitsoeng libaka tse nyane tsa bolulo, 'me hangata li na le li-diameter tse nyane le lebelo le phahameng la ho potoloha, libapali tsa HVLS li sebetsa hantle haholo ho tsamaisa moea libakeng tse kholo. Li ka etsa hore ho be le moea o pholileng o potolohang sebaka sohle, ho thusa ho ntlafatsa moea, ho laola mocheso le ho etsa hore batho ba lulang ka har'a bona ba phutholohe haholoanyane.

Ka kakaretso, haeba u batla fan ea siling e ka ntšang moea o mongata sebakeng se seholo, eHVLS fanho ka etsahala hore ebe khetho ea hao e molemohali. Li-Fan tsena li entsoe ka ho khetheha ho fana ka ts'ebetso e phahameng ea moea 'me li loketse lits'ebetso tsa indasteri le tsa khoebo moo ho leng bohlokoa ho tsamaisa moea.