Can Your Home’s PEX Pipes Freeze?

Cross-linked polyethylene (PEX) pipes have become widely popular due to their flexibility. This material is great for retrofitting and is an inexpensive alternative to metal pipe options. PEX pipes are also touted for being freeze-resistant because of their ability to expand. While these pipes may need to reach a lower temperature to freeze, they can still burst and flood your home. PEX Pipes PEX pipes can freeze once the temperature reaches about 20 degrees Fahrenheit. They can expand a finite amount, lowering the overall pressure on the pipe itself. However, the colder it becomes, the more likely your PEX pipes will freeze and burst. This risk is increased if the pipes are located in unprotected parts of your home, like the attic or crawlspace. You can protect your PEX pipes by wrapping them in flexible, high-quality insulation. Shut off water to outside spigots and drain any excess that could freeze during the winter. Letting your faucets drip can also keep water moving in your pipes, making it harder to freeze. If your PEX pipes freeze, call your local plumbing company for immediate assistance. Turn off your water at the main supply valve to prevent bursting. Catching the issue as soon...

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