Plumbing and water heaters
How to troubleshoot and a fix a clogged sink drain - learn easy DIY plumbing repairs
...water and inspect it carefully for leaks. - Image © Mike Reynolds
Now run some water and see how it goes; most likely your problem is solved. At worst, if the water drains for a long while then eventually starts to slow, then its up to you if you live with it as is or do the same thing with another section further dow...