Uma kukhulunywa ngokukhetha ifeni yophahla enikeza umoya omningi,umlandeli we-Apogee HVLSuvelele njengomncintiswano ohamba phambili emakethe.I-HVLS imele i-High Volume, i-Low Speed, futhi lawa mafeni aklanyelwe ngqo ukuhambisa umoya omningi ngesivinini esiphansi, okwenza asebenze kahle kakhulu futhi aphumelele ekuhlinzekeni ukuhamba komoya okuphezulu endaweni.

Umlandeli we-Apogee HVLSuhlobo lwefeni yophahla eyaziwa ngekhono layo lokuletha inani elikhulu lokunyakaza komoya, okwenza kube ukukhetha okuhle kwezindawo ezinkulu njengezindawo zokugcina impahla, izikhungo zezimboni, kanye nezakhiwo zezentengiselwano. Umklamo wayo omusha kanye nama-fan blades amakhulu kwenza ikwazi ukujikeleza umoya kahle, idale indawo ekhululekile futhi inciphise isidingo sezinhlelo ezengeziwe zokupholisa.

Uma kuqhathaniswa namafeni ophahla avamile, ifeni ye-Apogee HVLS yenzelwe ukumboza indawo enkulu kakhulu, okwenza kube inketho ephumelela kakhulu yezindawo ezinophahla oluphezulu kanye nezinhlelo zephansi ezibanzi. Amandla ayo okuhambisa umoya omningi ngesivinini esiphansi asho ukuthi ingadala umoya opholile kuyo yonke indawo, inikeze ukupholisa okuqhubekayo nokusabalele. Uma ucabangela uhlobo lwefeni lophahla olunikeza umoya omningi, kubalulekile ukubheka izici ezifana nosayizi we-blade, amandla enjini, kanye nomklamo ophelele. Ifeni ye-Apogee HVLS idlula zonke lezi zindawo, ngama-blade ayo amakhulu kanye nenjini enamandla esebenza ndawonye ukuletha umoya omningi ngokusetshenziswa kwamandla amancane.

Ekuphetheni, uma ufuna ifeni yophahla enikeza umoya owengeziwe,umlandeli we-Apogee HVLSkuyisinqumo esihle kakhulu. Umklamo wayo omusha, ukuhamba komoya okuphumelelayo, kanye nekhono lokumboza izindawo ezinkulu kwenza kube inketho engcono kakhulu yezindawo ezidinga ukugeleza komoya okuphezulu. Kungakhathaliseki ukuthi kungokwendawo yezentengiselwano noma yezimboni, ifeni ye-Apogee HVLS iyisisombululo esithembekile nesisebenzayo sokudala indawo ekhululekile nenomoya omuhle.