M'mawonekedwe apakati pamakampani, ma valve ndi zida zofunika kwambiri kuti zitsimikizire kuwongolera bwino kwadongosolo. Monga wopanga ma valve opanga mafakitale omwe ali ndi zaka zopitilira 20 pantchito ya mavavu a mafakitale, NGATI mavavu akhala akutenga "akatswiri, odalirika, komanso otsogola" monga lingaliro lake lalikulu, kupereka mayankho apamwamba a valve pamafakitale ofunikira monga mafuta, mankhwala, mphamvu yamagetsi, ndi kuteteza chilengedwe, ndikukhala mphamvu yolimba yolimbikitsa chitukuko cha mafakitale apamwamba.