Swagelok® brand PTFE Teflon Tape - Male Tapered Pipe Thread Sealant 1/2" x 288'' roll - withstands temperatures up to 450 Degrees Fahrenheit (232 Degrees Celcius) - for use with Plastics, Aluminum, Stainless Steel, Ceramic, Synthetic Rubber, Carbon Steel, Special Alloys, Chemicals, Corrosives, Hydraulic Fluids, Refrigerants and Aromatic fuels - fits pipe sizes 1/2 inch and up. 1/2 in. X 288" Roll.