Former replacement part number for the purple DC17 Cyclonic Assembly is 911922-01

The bottom plate is metal

If you are looking to upgrade your Pro L to be able to neutralize odors

Also contained within is a unique carbon/zeolite mixture which aids in the absorption of fumes and pet odors

simply empty the bag into the trash and reattach it to your Cirrus or ProGrade vacuum

Cirrus ProGrade Reusable Cloth Dump Bag Commercial Vacuum Cleaners Former replacement part number for[custom_html] The genuine Cirrus ProGrade cloth dump bag is designed to be used with Cirrus and ProGrade upright vacuum cleaners. The genuine Cirrus ProGrade cloth dump bag is a reusable cloth bag: when it is full, simply empty the bag into the trash and reattach it to your Cirrus or ProGrade vacuum. A reusable cloth dump bag from Cirrus will allow you to save money on costly bag changes while still offering the great quality of a genuine Cirrus