Master plumber, 1/2" x 260", yellow gas line pipe thread seal tape, for ferrous & non ferrous fittings in gas pipelines, cylinders & containers, suited for all threaded connections involving gas line installations for natural gas, propane, butane and/or water, oil & chemicals, withstands up to 10,000 psi & temperatures of -450°ree. Fahrenheit to 550°ree. Fahrenheit.
