Reflectix 24.5 in. X 25 ft. L Aluminum Linear Pipe Wrap (Pack of 4)Reflectix Duct Wrap is the ultimate heat loss solution with spiral rolls that provide an even layer of protection while producing reflective insulation. This spiral duct wrap creates a high performance barrier that reduces airflow and sound transmission. Reflectix Dw1202504 is toxic free, fire resistant, safe to handle, and installs perfectly. It's easy to work with and requires no protective clothing or respirators. You can wrap your pipework or