ZVac Eureka Airspeed Filter Kit Designed to Fit Eureka Airspeed AS1000 Series Upright Vacuums, Compare to DCF21 Part # 67821, 68931, 68931A, 69963 & EF6 Part # 83091-1, 830911 PREMIUM PRODUCT: Generic Filter Kit Replacement for OEM Eureka dcf21 Vacuum Filter, EF-6 HEPA Filter by ZVac. Generic Replacement for Eureka EF6 Filter & Eureka DCF21 Filter Replaces OEM Part Number: 303173001. Made to Fit all Eureka DCF21 Vacuum Cleaner including AS1000A, AS1001A, AS1001AE, AS1002A, AS1004A, AS1008AX, AS1041A, AS1049A, AUAS1000A, SAAS1000A, UKAS1000A, UKAS1010A. These Eureka ef-6 hepa vacuum filter and Eureka dcf21 Vacuum Filter removes allergens and dust from the air helping to relieve allergies and asthma. These are eureka dcf21 and ef6 Generic Replacement Filter kit for Upright Models. Exact Replacements for Exhaust Filter EF6, EF6 Filter eureka Please note: These are Generic eureka dcf-21 filter and eureka ef-6 filter kit Replacements. This is not an OEM product and is not covered under any manufacturer's warranty.