Foam and felt filter
A clogged filter cuts suction and makes the motor run hot.
Dirt Devil UD70100CDI: the foam and felt filter is part 304708001. Source: Dirt Devil, checked November 6, 2026.
A clogged filter cuts suction and makes the motor run hot.
1Felt filter304708001Part numbers come from Dirt Devil (source), checked November 6, 2026. Amazon buttons open a search for the part number; we may earn a commission.