Your pipes will eventually begin to thaw on their own once the temperatures rise above freezing.
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.
Though waiting for your pipes to thaw naturally may seem like the safest solution, doing so can increase their risk of bursting. If you wait for your pipes to thaw naturally, it can take hours, days, or even weeks before the temperature outside increases enough to fully unfreeze the pipes.
Turning off the water will allow the pipe cross section to freeze solid and that will burst pipes. If a pipe is already frozen solid, then turning the water off is a wise move: it prevents flooding when it thaws.
Pipes will eventually unfreeze on their own naturally, but this takes far more time and before thawing occurs the freezing could become much worse. This could eventually lead to the pipe bursting and causing significantly more damage. It's better to proactively thaw a frozen pipe size than let it persist.
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.
Although common, frozen pipes do not always burst. However, the ice can increase this risk when it thaws and is usually worsened as it raises pressure further which makes pipe bursting common near winter's end or springtime. Furthermore, the more water flowing through the pipe, the greater chance of rupture.
Can You Flush the Toilet If Your Pipes Are Frozen? In most cases, no. Attempting to do so can cause pressure buildup in the pipe and lead to bursting. Additionally, flushing a toilet with a frozen pipe can result in unsanitary conditions due to a lack of proper drainage.
If a pipe freezes
Turn off the stop valve immediately and open all COLD taps to drain the system, but NEVER turn on the hot taps – if you have a hot water cylinder it may collapse if the pipes leading to it are frozen.
Turn on all faucets: Checking each faucet in your home will help you narrow down your search. The faucets that have little or no water pressure likely have a frozen pipe in their supply line. If every faucet is showing low water pressure, the frozen pipe may be near the water meter.
Pipes: Turn off water supply to the house and drain pipes to protect them from freezing. You can empty pipes by running the water and flushing the toilets after the water has been turned off. After draining the pipes, it is a good idea to leave the faucets open to prevent pressure build up from any water that remains.
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.
If you suspect that your outdoor faucet is frozen, there are a few ways to tell. First, check the temperature of the faucet; if it is cold to the touch, this could be a sign that it has frozen. Additionally, if water isn't coming out when you turn on the tap, this could also indicate freezing.
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.
Pipe-thawing options: There are several things you can do to thaw your home's pipes. Here's a list: Probably the most popular and safest pipe-thawing option is to use hot water.
“Frozen water can cause the toilet to crack, while freezing in the pipes connected to the toilet can lead to blocked water flow and, in severe cases, even cause the pipe to burst due to the expansion of ice,” says Fleming.
If you suspect that there are pipes in or above the garage, use space heaters to heat up that space as well. Make sure to keep heaters away from anything potentially flammable! Your pipes will eventually begin to thaw on their own once the temperatures rise above freezing.
If you have frozen pipes in your home, it can be tempting to try to heat them up as quickly as possible, but this could cause them to burst. Instead, use tools like a hairdryer, space heater, and even your home's thermostat to gradually warm the pipes.
Pipes typically burst when exposed to extremely low temperatures for an extended period of time (anywhere from 1-3 days depending on temperature). This is especially true for pipes located on exterior walls.
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 long does it take for pipes to thaw naturally? There isn't an easy answer to this question since it depends on the weather. Your pipes can stay frozen for days, weeks, or even months if the temperature stays at or below freezing.