Biofilm kanta yana riƙe da sludge mai kunnawa, don haka babu buƙatar reflux.
Ta hanyar aeration, membrane surface na iya zama da damuwa sabunta, da kuma tsufa sludge za a iya warware da kuma sallama daga cikin tsarin.
Wanke baya ko nutsewa wanka yana da mahimmanci a wasu matakai, in ba haka ba membrane zai gaza bayan dogon lokaci.
