What is a common method for preventing the freezing of pipes?

Insulating pipes and maintaining a minimum indoor temperature is an effective method for preventing the freezing of pipes. Insulation helps to slow down the transfer of heat away from the pipes, keeping them warmer in cold conditions. This is particularly important in areas where the temperature can drop significantly, as uninsulated or poorly insulated pipes are at a higher risk of freezing.

Maintaining a minimum indoor temperature works hand-in-hand with insulation. During extremely cold weather, keeping the home at a stable and warm temperature ensures that the surrounding air does not cause the temperatures of the pipes to drop to freezing levels. This approach protects the plumbing system and minimizes the risk of costly damage due to bursts from frozen pipes.

The other methods mentioned do not effectively address the issue of freezing pipes. Permanently shutting off the water supply could potentially lead to other problems, such as stagnant water and the growth of bacteria or mold in the plumbing system. Using thinner pipes is not a viable solution, as it could exacerbate pressure issues rather than prevent freezing. Running hot water continuously is wasteful and not environmentally friendly, and while it may help keep some pipes from freezing, it is not a sustainable or thorough solution for preventing pipe freezing in colder climates.