Electrolux Pro XL Series Z950, Z951 Vacuum Cleaner Hepa Filter. Electrolux Part No. 20-107, EF105.Suits Electrolux Pro XL models Z950, Z951, Z955 commercial cannister vacuum cleaners.Dimensions 34cm diameter X 30mm high.We have been supplying appliance parts to the trade and retail for over 25 years. Buy with confidence.