Qwik Freezer Pipe freezing kits using Liquid CO2, are used to freeze stationary water in selected sections of pipe or tubing, made by Cob Industries - Newman Tools
COB Industries Qwik-Freezer™ 3/8 - 1-1/2 in. Portable Pipe Single Freeze Kit - QF 1500 - Ferguson
Pipe Freezing kit | Otley Hire Centre
Cold-Shot Pipe Freeze Kit How-To Video - YouTube
General's Cold-Shot Pipe Freezing Kit Repairs Water Systems | Pumper