Industrial vacuum cleaner energy rating c noise emission 75 db hard floor cleaning class c carpet cleaning class e dust emission class c power 900 watt container volume 8 litre filter system exhaust filter included in delivery operating instructions suitable for hard floor carpet noise level normal colours grey orange suction technology bagged total weight 6 kg length of cable 105 m airflow 61 ls nominal power 1 000 watt vacuum 170 mbar