PlumbingEasy DIYAny time of year
Check under-sink plumbing for leaks
Slow drips rot cabinets and feed mold long before you see a puddle.
How often
Every 3 months
Time needed
20 min
Typical cost
$0–$40
Helps avoid
~$1,200
How to do it
Detailed instructions from EPA WaterSense, a trusted authority on this topic.
Read the EPA WaterSense guideCommon questions
How often should you check under-sink plumbing for leaks?
Every 3 months. Any time of year.
How much does it cost to check under-sink plumbing for leaks?
Typically $0 to $40 in parts and supplies. Skipping it risks roughly $1,200 in repair or replacement costs.
How long does it take?
About 20 min.
Can I check under-sink plumbing for leaks myself?
Yes — this is a straightforward job for most homeowners with basic tools.
Which of these does your home actually need?
Answer a few questions about your home and HomeGuard builds your personalized maintenance schedule — the right tasks, at the right time of year, for your appliances and climate.
Build my free scheduleMore plumbing maintenance
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