Birashoboka ko uri umukunzi wa MDF ukuramo Valve ushinzwe kugura Valve, ushaka ubuziranenge bwo kurekura valve , na jincheng aerosl valve yabakoze icyaha & utanga ibishobora gukemura ibyo ukeneye. Ntabwo wasohoye valve gusa twakoze impamyabumenyi yashyizeho amanota mpuzamahanga inganda, ariko turashobora kandi guhura nibyo ukeneye. Dutanga serivisi kumurongo, mugihe mugihe kandi urashobora kubona ubuyobozi bwumwuga kuri MDF kolekura valve . Ntutindiganye kuganiraho natwe niba ushishikajwe na MDF korekura valve , ntituzagutererana.