How to fix a leaking glass basin flange connection
Leaks at the flange connection under a glass basin often involve more than just a split surface sealant between the chrome and the glass. Warping or poor seals at this joint will cause continuous dripping whenever the fixture is used, preventing a simple surface reseal from holding.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1trying to reseal the connection after ensuring everything is bone dry and the flange is snug
- 2Cutting a thicker custom gasket
- 3Using a JB weld type putty to seal it
- 4Tapping it back down flat with a small ballpeen hammer
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“On the flange where the fuel petcock connects to the tank, there’s some warping and it’s causing it to leak when filled. What’s the best way to fix this?”source ↗
“The sealant from the chrome to the glass basin has split and there’s a drip. Can I just reseal this or is there more going on?”source ↗
Where this came up
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