Dixon Valve TTA50 PTFE Industrial Sealant Tape, -212 to 500 Degree F Temperature Range, 3.5mil Thick, 260" Length, 1/2" Width, White For use in wrapping pipe threads to create air and water tight connections 260" long, 1/2" wide, and 3.5 mil thick for multiple uses Operating temperature range of -212 to +500 degrees F White color PTFE tape Not intended for use with gas pipe