28897 ⎘
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof; Regenerating the filtering material in the filter; Counter-current flushing, e.g. by air with valves, e.g. rotating valves with a rectilinear movement of the closing means
INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING
#2INTEGRATED UNIT FOR INTAKE AND PRETREATMENT WITH LOCAL BACKWASHING
#3Filter media for use in pool filters
#4Water treatment system
#5Filter media for use in pool filters