BWSX tsakiyar layin malam buɗe ido bawul ɗin malam buɗe ido ne na tsakiyar layi wanda aka haɓaka ta hanyar gabatar da fasahar ci gaba daga ƙasashen waje. BWSX tsakiyar layin malam buɗe ido yana da fa'idodin tsari mai sauƙi, amintaccen hatimi, buɗe sauƙin buɗewa, tsawon rayuwar sabis da kulawa mai dacewa. Saboda haka, ana amfani da shi sosai a cikin bututun ruwa daban-daban na samar da ruwa da tsarin magudanar ruwa, gina tsarin kariyar wuta, musamman a cikin bututun kariya na wuta.