PlumbingEasy DIYBest in winter
Insulate pipes against freezing
Sleeve any pipes in crawlspaces, garages, or exterior walls before a hard freeze.
How often
Once a year
Time needed
1-2 hrs
Typical cost
$15–$60
Helps avoid
~$2,000
How to do it
We've put together a search for current, well-rated walkthrough videos for this exact job.
Watch how-to videosCommon questions
How often should you insulate pipes against freezing?
Once a year. Best in winter.
How much does it cost to insulate pipes against freezing?
Typically $15 to $60 in parts and supplies. Skipping it risks roughly $2,000 in repair or replacement costs.
How long does it take?
About 1-2 hrs.
Can I insulate pipes against freezing 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
Flush water heater
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Test pressure relief valve
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Inspect anode rod
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Set water heater to 120°F
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Insulate water heater & hot pipes
Every 5–10 years · 1 hr
Locate & test main water shutoff
Once a year · 15 min