Exclusively designed for Riccar Canister models RC-1400.
This boxed set includes two of the post 3M electrostatic filters.
Change the filters every year or after using twelve vacuum bags, whichever comes first.
For allergy sufferers, change the filters after every six months
Electrostatic Post Filter RC-1400 Series (2 Sets of 1)
Good for allergies. Hospital grade filtration.