I had to install filters in a hurry as they ripped when I tried to put them on the filter. The foam was very thin and they broke but I tried to glue them together. If I find that doesn't work, I try Velcro or a large elastic band. The filter itself works great.
Vacuum cleaner Deerma DX700, white
240 Review
Dyson V8 Absolute: The Ultimate Cordless Vacuum for Effortless Cleaning
142 Review
iRobot Roomba 692: Smart Robot Vacuum with Wi-Fi, π€ Alexa Compatibility, and Pet-Friendly Features for Effortless Cleaning on Any Surface
138 Review
Xiaomi Mi Robot Vacuum Cleaner 1S Global Robot Vacuum Cleaner, white
389 Review