How much does it cost to unfreeze a pipe?

Author: Hardy Moen  |  Last update: Saturday, March 28, 2026

Burst pipes will need to be replaced and a plumber is best equipped to handle the job. The average hourly plumber rate is around $330, depending on where you live and the size of your job. As long as your frozen pipes haven't burst, a plumber will likely charge a flat fee of around $100 to thaw them out.

Can you call a plumber to unfreeze pipes?

Take every precaution to avoid frozen pipes–and if your pipes DO freeze, save yourself a headache by calling in a plumber with a thaw machine.

Will insurance pay for frozen pipes?

Most homeowner and commercial property insurance policies, in general, will cover damage from a frozen pipe that bursts.

How long does it take for frozen pipes to thaw?

It will take roughly 30-40 minutes of using a heat source to thaw exposed pipes. If the pipes are enclosed it will take longer for heat to penetrate the insulation between your heat source and the pipe.

Will pouring hot water down drain unfreeze pipes?

The job goes more quickly by pouring hot water or a mixture of vinegar, baking soda and salt water down the drain. Space heaters, hair dryers and heating pads are highly efficient tools for unfreezing a drain pipe. If a frozen drain line ruptures, turn off your home's main water supply.

How much does it cost to fix frozen pipes?

How to thaw frozen pipes without bursting?

Manually thaw: Begin the thawing process at the most vulnerable places (near faucets). By targeting these areas first, your pipes will be less likely to burst. To do so, gently apply heat to the frozen areas. A blow dryer is a good option (use caution, go slowly, and don't use an open flame).

Should you open faucets if pipes are frozen?

Thawing Frozen Pipes

While you wait, reduce water pressure by opening all the faucets inside the home one-quarter turn. Water will begin to trickle out, helping the ice to thaw. Remember to close all faucets after full water pressure is restored.

How much does it cost to unfreeze pipes?

Burst pipes will need to be replaced and a plumber is best equipped to handle the job. The average hourly plumber rate is around $330, depending on where you live and the size of your job. As long as your frozen pipes haven't burst, a plumber will likely charge a flat fee of around $100 to thaw them out.

Will frozen pipes unfreeze on their own?

Frozen pipes will eventually thaw on their own, but it could take days or even weeks. If New York City is experiencing a brutal cold snap, the temperature could stay below freezing for many days. Meanwhile, the water in the pipes could be expanding.

Will shutting off water keep pipes from freezing?

Prevent Frozen Pipes

Moving water keeps pipes from freezing. Find shut off valves for emergencies. Insulate pipes in unheated areas. Open cupboards and vanities to warm pipes.

Are pipes guaranteed to burst if frozen?

Frozen pipes do not always burst; however, when pipes freeze, the risk of them bursting increases significantly. The good news here is, there are steps you can take during cold weather to help minimize the risk of this happening — saving you the hassle and cost of expensive repairs.

Are frozen pipes an emergency?

Frozen water pipes aren't life threatening, however frozen or broken water pipes do cause damage to homes each winter. If pipes in the walls aren't properly insulated, they can freeze and rupture. (An 1/8-inch crack in a pipe can release up to 250 gallons of water a day, soaking floors, rugs, and furniture.)

How much does it cost to fix burst pipes?

The national average cost of burst pipe repair is between $200 and $1,000, with most people paying around $500 for a moderate repair with a new section of pipe added. At the low end of the spectrum, for a minor repair that doesn't involve pipe replacement, you can expect to pay $150.

What do I do if my pipes are still frozen after 2 days?

If your pipes have been frozen for more than two days, shut down your home's water supply. Locate the frozen length using touch, sight and sound. Make sure the pipe hasn't burst, and open indoor faucets. Unfreeze the pipe using a hair dryer, heat tape, space heater or heating pad.

Who is responsible if pipes freeze?

A professionally prepared lease agreement will often require the tenant to keep the unit heated to 60 degrees. If the pipes freeze, then under this lease agreement, the tenant may be responsible not only for their personal property but also the damage to the leased premises.

Why do plumbers freeze pipes?

Pipe freezing, in the hands of professional plumbers, provides a remarkably effective and efficient solution for emergency repairs and maintenance. By employing specialized equipment and techniques, they can temporarily halt the flow of water, preventing further damage and significantly reducing repair costs.

Can I pour hot water to unfreeze pipes?

Never pour hot water on frozen plumbing or try to thaw pipes with a blowtorch. The hot water usually freezes on the outside of the pipe, and the torch can cause frozen pipes to explode if steam is produced. Also, do not strike pipes in an attempt to break up the ice, as hammer blows can cause pipes to crack.

How to unfreeze pipes you can't see?

Apply heat to the frozen area

There are several ways to do this. You can wrap the pipes in thermostatically controlled heat tape, or you can use an external heat source such as a hair dryer or space heater.

Will turning up the heat unfreeze pipes?

Turn the Heat Upin the Property: You can attempt to thaw the frozen pipe by increasing the temperature in the property. Turning the thermostat up may be all that is needed to allow the ice blockage to melt.

Does Roto Rooter unfreeze pipes?

If you run into any problems unfreezing a pipe, be sure to give your Roto-Rooter plumber a call. Roto-Rooter is equipped with professional grade pipe thawing equipment that can be employed before a pipe bursts and causes water damage.

Are frozen pipes a big deal?

Frozen pipes are one of the worst things that can happen to your plumbing. While small leaks and repairs are straightforward problems to fix, frozen pipes can be a lot more costly to fix. Ice is less dense than water which causes it to expand.

What do you do if your hot water pipe is frozen but not cold?

Open a Hot Water Valve

By opening faucets, water will have a path to flow as the pipe unfreezes. Steam will also need a place to go as heat is applied. As the pipe thaws, running water will accelerate the defrosting process. Therefore, it's beneficial to have faucets running until the pipe is completely thawed.

What not to do with frozen pipes?

Do NOT Use These Methods To Thaw Frozen Pipes
  1. Blowtorch.
  2. Gas heater.
  3. Kerosene heater.
  4. Propane heater.
  5. Other open flame appliances.
  6. Any device near insulation.
  7. Electric device with extension cord.
  8. Electric heater, blow dryer, or other device near water.

Can frozen pipes thaw without bursting?

Technically yes, but the “wait-and-watch” method carries risk. As that ice begins to thaw, any water caught between the faucet and the ice will cause increased pressure within the pipe. That increase in pressure can lead to frozen pipes bursting.

Should I turn off main water if pipes are frozen?

Shut Off Your Water Supply. Ask any plumber, "Should I turn off the water if pipes are frozen?" and they'll immediately tell you, "Yes." Locate your main water line and switch the shut-off valve so the flow of water stops. By doing this, you'll reduce the amount of pressure that builds inside your frozen pipes.

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