LA-CO 44085 Slic-Tite PTFE Pipe Thread Tape, Premium Grade [300" Length, 3/4" Wide], White Suitable for use with solvents, chemicals, oxygen and on food lines; non-toxic Permits easy disassembly, even after years of service; meets Mil Spec T-27730A Sealing temperature: -450 degree F to 550 degree F (-268 degree C to 288 degree C) Pressures: to 2,000 PSI (136 Bar)