
Why your kitchen drain clogs after Thanksgiving (and why hot water does not fix it)
What blocks the pipe is not stuck grease: it is soap. Fatty acids react with calcium from the pipe itself and form a solid that hot water will not dissolve.
Timing changes the price. These notes say when to do the job and what to ask for.

What blocks the pipe is not stuck grease: it is soap. Fatty acids react with calcium from the pipe itself and form a solid that hot water will not dissolve.

Most people call a plumber and stop there. After a storm in Virginia, the first call is usually not the plumber, and the first action is not a phone call at all.

The pipe does not know what time it is, but the price does. Here is the gap between a planned repair and an emergency call in Virginia.