Lub ko taw valve yog nruab nrog ntau cov dej inlets ntawm lub valve npog thiab nruab nrog ib qho screen kom txo tau cov dej khib nyiab thiab txo qhov tshwm sim ntawm clogging ntawm ko taw valve.Txawm hais tias lub ko taw valve tau nruab nrog lub vijtsam tiv thaiv, lub ko taw valve feem ntau haum rau kev ntxuav tawm, thiab ko taw valve tsis haum rau kev tshaj tawm nrog cov viscosity ntau dhau thiab cov khoom.
Lub ko taw valve yog ib hom kev txuag hluav taws xob, uas feem ntau yog nruab rau ntawm ko taw kawg ntawm cov kav dej hauv qab ntawm lub twj tso kua mis kom txwv cov kua hauv cov dej twj tso kua mis los ntawm kev rov qab mus rau qhov dej, ua si ntawm kev ua haujlwm nkaus xwb. nkag mus tab sis tsis tawm.