Why Is Water Leaking Under the Kitchen Sink?

By Staff WriterLast Updated Apr 12, 2020 7:56:07 PM ET
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Water can leak under a kitchen sink in the case of a cracked pipe, missing valve or loose connection, according to DoItYourself.com. SF Gate also notes that a ring nut under the sink can loosen or form cracks, resulting in a leaky faucet.