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Trailsport07 · 07-15-2016, 07:07 AM

There is a vent under your bathroom sink. It looks like a black PVC cap. It has a rubber seal that goes bad. Can replace it for like 10 to 20 dollars.

07-15-2016, 07:07 AM	#7
Trailsport07 Member Join Date: Mar 2013 Location: NY Posts: 57	There is a vent under your bathroom sink. It looks like a black PVC cap. It has a rubber seal that goes bad. Can replace it for like 10 to 20 dollars.