Malinga ndi sing'anga ndi zikhalidwe zogwirira ntchito, DI ndi zitsulo zosapanga dzimbiri zimapezeka ngati matupi a valve, ndipo kugwirizana kwathu kwa flange ndi PN10, PN16 ndi CLASS 150 ndi zina zotero.Chovala chachipata cha mpeni chokhala ndi cholumikizira cha flange kuti chikhale chokhazikika.Valavu ya chipata cha mpeni imakhala ndi ubwino waung'ono, kukana kuyenda pang'ono, kulemera kochepa, kosavuta kukhazikitsa, kosavuta kusokoneza, etc.