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New Kitchen sink poor drainage
After installing a new sink water backs up too quickly. If I remove the whole construction and pour directly into the sewer line it flows fine, so no line clog.
I think I did mistake in positioning p-...
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How far from the kitchen sink can a vent pipe be?
We live in a 1960's single floor concrete slab house with concrete block interior/exterior walls. We had to replace the pipes under the slab in the kitchen and currently still have the floor torn up ...