The Arctic Hayes ZE Spray Pipe Freezer Aero is the safe and professional way to extend or repair pipework in minutes, without draining down or turning off the mains. Allows you to freeze pipes in as little as 2 minutes. Suitable for copper, steel, stainless steel, plastic, lead and iron pipes. It has a non-flammable formula that is also kinder to the environment, with low global warming potential gas. Saves time and money. Arctic Hayes ZE Spray Pipe Freezer Aero Large. Freezes pipes 8-28mm in diameter, for up to 45 minutes.