nidaarose > wrote:
> I just unclogged the kitchen sink...
> There was blockage in the plastic pipe so I undid the ring and scooped
> it out. NOW my problem is that the brass pipe right below the sink basin
> is leaking. The pipe is sliding up and down and the ring seems to be
> tight. Do I need a sealant or have I made the problem worse. If I wrench
> off the ring and re-tighten it will that do...

Plumbers putty may help.

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Enjoy Life... Nad R (Garden in zone 5a Michigan)