
What Not to Put Down a Kitchen Drain or a Toilet
What wipes, grease, coffee grounds and cat litter each do inside the pipe.

Written for the houses that are actually here, on the pipe that is actually under them.
Why bother
Most drain advice online is written for a house that could be anywhere. It does not know what a bigleaf maple does to a clay joint over forty years, or that a large share of the housing here went up in exactly the window when Orangeburg fibre conduit was going into the ground.
Everything below comes off jobs in this county. Where a number would go stale, we left it out rather than made one up.

What wipes, grease, coffee grounds and cat litter each do inside the pipe.

Fibre conduit went into the ground here for nearly thirty years. How to tell.

Cutting them out works. Closing the joint they came through is the fix.

One slow sink is a fixture. Two fixtures reacting to each other is not.

One clears a blockage. The other restores the diameter. Different repairs.

What actually moves the number, without a made up figure attached to it.
Tell us the symptoms
Describe it and we will tell you what it usually means.