Kuvame ukusetshenziselwa ukwenziwa kwezingcezu zasentwasahlobo, amatheminali, ama-gaskets, izingxenye zokuhlobisa neminye imikhiqizo. Lapho ukhetha izinto zokwakha, kuyadingeka ukuthi ucabangele ngokuphelele izakhiwo zazo zemishini, ukumelana nokugqwala kanye nezici zezindleko. Isibonelo, ezimeni lapho kudingeka amandla aphezulu,-izinto zomcu ogoqiwe we-H62 zingakhethwa. Uma ukwakheka kuwukucatshangelwa okuyinhloko, izinto zombuso ezifakiwe zingakhethwa.
Sengiphetha, i-H62 brass strip, enezici zayo ezilinganiselwe zokwakheka kwamakhemikhali nezici zokusebenza, isibe enye yezinto ezibalulekile emkhakheni wezimboni. Ukuqonda okulungile kwezici zayo nokukhetha okunengqondo kungasebenzisa ngokugcwele izinzuzo zayo futhi kuhlangabezane nezidingo ezihlukahlukene zobunjiniyela.