Whenever pipe or sewage system work is on, one of the most difficult tasks to conclude is to stop the flow of liquid in the pipe. Earlier, it was an arduous task to conclude which used to take loads of time and money but with innovation in technology, it has become an easy deal now. Latest pipe freezing technology has brought in techniques that stops liquid flow in a pipe within seconds. The equipment used in Pipe freezing is known as pipe freezer. It comes in a kit which is known as pipe freezing system kit. To read more about pipe freezers, read on... http://amplify.com/u/a13xix