Tsim muaj xyoo 2000, Fortis yog ib qho kev paub txog kev tsim khoom thiab kev lag luam uas tshwj xeeb hauv kev tshawb fawb & kev txhim kho, kev tsim khoom thiab muag Npauj Npaim valve, rooj vag valve, kos valve, lub ntiaj teb valve thiab lwm yam li qub.