4YourHome 1 Vacuum Allergen Pre-Motor Filter (with Foam) Designed to Fit Quick Lite Models UD20015 UD20020 UD20025, Compare to Dirt Devil F44 F-44# 304019001 4YourHome Vacuum Dirt Devil F44 Allergen Pre-Motor Filter (With Foam) Designed To Fit Dirt Devil Quick Lite Models UD20015 UD20020 UD20025, Compare To Dirt Devil F44 F-44 # 304019001 Fits the following models - UD20015 UD20020 UD20025 Type F44 filter Alternative to genuine part number - 304019001 Please note this part is a non genuine compatible spare part and the manufacturers names and part numbers have been used for reference purposes only