I have installed several different types of central vacuums and these are my favorites so far. Fit and finish are excellent. For example, they are equipped with "buttons" for covering screws and screw holes. I would definitely buy them again.
Robot vacuum cleaner Roborock S6 MaxV RU, black
91 Review
Robot vacuum cleaner Roborock S7 RU, white
143 Review
Vacuum cleaner Dreame V11, gray
176 Review
Robot vacuum cleaner Roborock S7 RU, black
107 Review
Vacuum cleaner Deerma DX118C RU, white/grey
144 Review
Vacuum cleaner Deerma DX700, white
240 Review
Xiaomi Mi Robot Vacuum-Mop 2 Lite RU robot vacuum cleaner, white
198 Review
Xiaomi Mi Robot Vacuum Cleaner 1S Global Robot Vacuum Cleaner, white
389 Review