Dyson DC33 Upright Pre-Filter Assembly CMMR-QD this genuine OEM Nozzle Bumper

this genuine OEM Nozzle Bumper in grey wraps the front edge of the nozzle

The cover closes the recovery tank that collects dirty water and debris

The Level 1 filter in ProTeam's exclusive Four Level Filtration system

this assembly also fits the Eureka SL4410A and Sanitaire SL4410A

Dyson DC33 Upright Pre-Filter Assembly CMMR-QD this genuine OEM Nozzle BumperThe Dyson DC33 pre filter assembly is a replacement pre motor filter for the DC33 upright and related models. It mounts ahead of the motor, trapping fine dust that gets past the cyclone before that air reaches the motor. A pre motor filter loaded with dust restricts airflow, which raises motor temperature and cuts suction, and can eventually trip the thermal shutoff. Fitting a clean assembly protects the motor and brings suction back to full. Fits: