124 / 140 124 accessories. jet freezer. jet freezing is the fast method when supplementing and repairing pipe systems. jet freezer. jet freezing is used when repairing and supplementing pipe systems that contain water. the jet freezer's casing is simple to secure around the pipe. inside the casing, dry ice is produced at a temperature of -78°c. the water in the pipe freezes and forms an ice plug, which ef- fectively stops the continuing flow. dry ice is formed when the gas (co 2 ) in liquid form is allowed to expand under atmospheric pressure. in order to extract carbon dioxide in liquid phase, we recommend a gas cylinder with a riser pipe. a complete jet freezer comprises a casing, ht hose and protective gloves.