Alanson Products Pipe Thread Seal Tape 4 Mil (8604A) As low as $22.90 Select All Required Options Pipe Thread Seal TapeUnsintered Virgin Polytetrafluoroethylene (PTFE)-------------------------------Description:100% Virgin PTFE. White film in labeled plastic spool/ box. Lubricates joints, making them easy to assemble for a leak proof seal. Mil spec... Choose optionAdd to Wish list