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North Texas homeowner guide

How to keep pipes from freezing in a Texas freeze

Before a hard freeze, disconnect garden hoses, cover outdoor faucets, insulate exposed pipes in the attic, garage and exterior walls, open cabinet doors under sinks on outside walls, and let faucets drip. Know where your main water shutoff is so you can turn it off fast if a pipe bursts.

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Quick checks

Start here

  • 1

    Hoses disconnected, spigots covered

  • 2

    Exposed pipes insulated

  • 3

    Sink cabinets open on outside walls

  • 4

    Main water shutoff located

Written for DFW homes

Why Texas homes are at risk

Many North Texas homes have pipes in attics, garages and exterior walls, and they are not built with the insulation common in colder climates. A long hard freeze can freeze and split those pipes, and the damage often shows up when they thaw.

Before the freeze

  • Disconnect garden hoses and cover outdoor faucets with insulated covers
  • Insulate exposed pipes in the attic, garage and crawl spaces
  • Wrap and protect your sprinkler backflow preventer
  • Find your main water shutoff and make sure it turns
  • Keep the thermostat steady, even overnight and when away

During the freeze

  • Let faucets on outside walls drip slowly, hot and cold
  • Open cabinet doors under sinks on exterior walls
  • Keep the garage door closed if water lines run through it

If a pipe freezes or bursts

If a faucet has no water, a pipe may be frozen. Keep the faucet open and warm the area gently with a hair dryer or space heater kept at a safe distance. Never use an open flame.

If a pipe bursts, shut off the main water valve right away and call a licensed plumber. Turn off power to any area where water is near outlets or electrical equipment.

FAQ

Common questions

What temperature do pipes freeze in Texas?

Risk rises when temperatures stay below freezing for several hours, especially for pipes in attics, garages and exterior walls.

Should I drip hot or cold water?

Both, if the faucet has both lines, so each pipe keeps a little water moving.

Where is my main water shutoff?

In many DFW homes it is in the garage, near the water heater, or in a box near the street by the meter. Find it before a freeze.

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How to Prevent Frozen Pipes in Texas: Freeze Checklist