Sharp FZR6MFU (FZ-R6MFU) is Original...
Amaircare 94-A-1602-UL Ultra VOC Filter Kit is Amaircare 16 inch ULTRA VOC Canister with 30 lbs. of 100% Carbon for Amaircare Easy-Twist air purifiers.
Amaircare 94-A-1605-UL Ultra VOC Annual Filter Kit is Amaircare filter upgrade containing ULTRA VOC Canister with 30 lbs. of Formaldezorb for Amaircare air purifiers of Easy-Twist filter design.
Amaircare 91A1607ET / 91-A-1607-ET Easy Twist Washable Foam Pre-Filter is Amaircare Original replacement Pre-filter (pack of 24) for Amaircare air purifiers equipped with 16 inch Easy Twist HEPA Filters.