Yakhazikitsidwa mu 2000s, Fortis ndi kampani yodziwika bwino yopanga ndi kugulitsa yomwe imachita kafukufuku ndi chitukuko, kupanga ndi kugulitsa valavu ya Gulugufe, valavu yapa chipata, valavu yowunika, valavu yapadziko lonse ndi ma valve ena.