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As temperatures drop, homeowners face a common but costly winter plumbing issue: frozen pipes. When water inside pipes freezes, it expands, which can cause pipes to burst, leading to expensive repairs and water damage. Fortunately, with the right precautions, you can prevent frozen pipes and protect your home from winter plumbing disasters.
In this guide, we’ll cover how to keep pipes from freezing, signs of a frozen pipe, and what to do if your pipes freeze.

A frozen pvc pipe that burst

Why Do Pipes Freeze?

Pipes freeze when temperatures drop below 32°F, especially if cold air exposes them. Some of the most vulnerable pipes include:

  • Plumbing along exterior walls
  • Outdoor hose bibs and sprinkler lines
  • Pipes in unheated areas like basements, attics, crawl spaces, and garages

How to Keep Pipes from Freezing

To prevent frozen pipes, follow these essential tips:

1. Insulate Exposed Pipes

Pipes in unheated areas are at the highest risk of freezing. Use pipe insulation or foam sleeves to cover exposed pipes in basements, attics, and crawl spaces. For extra protection, consider using heat tape or heat cables.

2. Keep a Slow Drip Running

On especially cold nights, leave a faucet slightly open to allow a slow, steady drip. Moving water is less likely to freeze, which can help prevent pipes from bursting.

3. Maintain Indoor Heating

Keep your thermostat set to at least 55°F, even when you’re away. Open cabinet doors under sinks to allow warm air to circulate around plumbing.

4. Seal Cracks and Gaps

Cold air can seep into your home through small openings near pipes. Use caulk or insulation to seal cracks in walls, floors, and foundation areas where plumbing runs through.

5. Disconnect and Drain Outdoor Hoses

Leaving a garden hose connected in freezing temperatures can cause ice to back up into your home’s plumbing system. Before winter arrives:

  • Disconnect garden hoses.
  • Drain any remaining water.
  • Shut off outdoor water supply lines if possible.

What to Do If Your Pipes Freeze

If you suspect a pipe is frozen, act quickly to prevent a burst:

  1. Turn on the Faucet – If water trickles out, you have a frozen pipe. Keep the faucet open to relieve pressure.
  2. Apply Gentle Heat – Use a hairdryer, heating pad, or warm towels to thaw the pipe. Never use an open flame.
  3. Call a Plumber If Needed – If you can’t find the frozen pipe or if it has burst, call Houseal Plumbing for help.

Protect Your Plumbing This Winter

By following these tips on how to keep pipes from freezing, you can prevent frozen pipes and costly water damage. If you need help winterizing your home’s plumbing or dealing with a frozen pipe emergency, Houseal Plumbing is here to help. Contact us today for expert plumbing services!