I-Brass Spring Check Valve yenziwe ngethusi elifojiwe, elibizwa nangokuthi i-valve engabuyi, eklanyelwe ukulawula ukuphuma emuva kwesistimu yokulawula uketshezi, uketshezi luqondiswa nge-disc futhi lugeleza lubheke ohlangothini olulodwa, lusetshenziselwa kabanzi ukudonsa amapayipi, ukuphampa, namapayipi.