Nthawi zambiri nyengo, oyang'anira malo ogwirira ntchito amadalira utsi ndi kutsegukamazenera kuti mpweya ukhale wokhazikika.Komabe, chinyezi chikhoza kukhala chamitundumitundu.HVAC ikhoza kuyesakusintha mpweya kapena kuutulutsa mpweya.Mafani a HVLS amagwira ntchito pochepetsa kuzindikira kwa kutenthapowonjezera evaporation.
"M'modzi mwamakasitomala athu omwe ali patsamba lathu adapeza kuyika kwathu kwakukulu kwa HVLS kuposamasenti atatu pa kiyubiki phazi lililonse amagwira bwino kwambiri kuposa makina awo a HVAC amodzi."