Designed for most plumbing, pipe wrap, and industrial applications, This standard grade white unsintered PTFE film meets and exceeds Mil. Spec. #T-27730A. Available in a variety of widths and lengths, in regular and high density. Color coded Premium Thread Seal PTFE Tapes are also available for specialized applications, including: Yellow Gas Line PTFE Thread Seal Tape, Green Oxygen PTFE Thread Seal Tape, Pink Plumbers PTFE Thread Seal Tape, Gray Stainless Steel PTFE Thread Seal Tape, White Premium High Density PTFE Thread Seal Tape. All thread seal tapes feature a temperature range of -450° to +550°F. Sold in case lots.