Pipe freezing is a technology used to avoid shutting water off due to a missing or broken valve. Here at Caldwell Plumbing, we have the necessary tool to complete this job being able to freeze 1/2″ to 2″ copper or steel water supply lines. We have found this tool extremely important in many different situations, saving you money and time. Have a leak in your home and the city has given you a 24h window to shut off the water for the repair. Just call us, we can dispatch an emergency technician and have your repair done in no time.