The drain connecting kitchen and washer is getting clogged every year.
When it gets clogged, there is black muddy stinky stuff coming up through the laundry sink.
Any suggestion what can be a long term solution to this other than an annual cleaning?
When it gets clogged, there is black muddy stinky stuff coming up through the laundry sink.
Any suggestion what can be a long term solution to this other than an annual cleaning?