The largest available aero freeze kit, with multiple jacket sizes to better suit different pipe sizes. Avoid draining down the system or turning off mains. Suitable for an avid DIYer or for simple domestic jobs. Two jacket sizes to allow a wider variety of work and three canisters of Arctic Spray Aero Pipe Freezer to perform more jobs, longer jobs or where more refrigerant is required. Dual-freeze capability. Freeze kit can be used for central heating repairs and installations, to install / repair stopcocks and service valves, plumbing in washing machines or dishwashers, cistern washer replacements, installing shower units and installing or replacing taps or washers Non-flammable Freeze to -50°C Low Global Warming Potential Suitable for freezing various pipe materials including: Copper Steel Lead Iron Plastic pipes Suitable for multiple 8mm, 15mm, 22mm or 28mm freeze, with dual freeze capability on horizontal or vertical pipes.