We have been using this mixer for 2 years, and about a year ago we connected a filter, as a result, the shut-off cartridge "died" precisely the supply of water through the filter, having actually worked for a year, this means that rust and other garbage that is present in pipeline water is excluded as a cause of damage, now you have to shut off the water supply through the filter, by the way, there are greyhounds for the filter, there are 5 of them before the tap, so the water there at the outleSee full review