Ukuba isitya sikhulu kakhulu kwi-screwplug heater, isifudumezi esine-flanged lolona khetho lwakho lungcono.Babonelela ngokufudumeza okufanelekileyo kwizikhongozeli ezinkulu.Ibekwe emazantsi eetanki kwaye isebenzisa uyilo lwento eqhelekileyo, izifudumezi zeflange ziqinisekisa ukusasazeka kobushushu.
Ezi zifudumezi zinezinto ezisuka kwi-flange, ezifakwe ngokuthe ngqo kwindawo ekujoliswe kuyo.Uluhlu olubanzi lwezinto eziphathekayo kunye neengubo zikhoyo, ngoko ziyakwazi ukumelana naso nasiphi na isisombululo sendalo.