Standard High Temperature PTFE Seal Thread Tape Heat-resistance High pressure resistance Acid and alkali resistan Standard High Temperature PTFE Seal Thread Tape Color: White, Black,Brown &Grey.Thickness: 3.5 milsWidth: 1/4", 1/2", 3/4" and 1"Lengths: 260", 520" and otherAPPLICATIONS :These PTFE film products are recommended for use on all threaded fittings for passage of water, gas, oxygen, ...