THIS IS FILTRATION PLANT THE SURFACE WASHING EQUIPMEN AND NOZZLE-NET

摘要

One surface cleaning apparatus and a nozzle are caught with net to be arranged to be attracted to a surface washing nozzle from being generated one mud ball of compacting and prevent from blocking that filter medium (anthracite). When adverse current is inserted into the net in a nozzle by insertion, a back-purge system prevents filter medium from being inserted into a nozzle by the negative pressure generated, uses when a surface is washed. One hole of the net of nozzle is inserted into the nozzle for washing surface.