Southland® Pipe Plug, Square Head, Series: 511, Fitting/Connector Type: Plug, 1 in Nominal, MNPT, 150 lb, 300 psi, Malleable Iron, Galvanized, -20 to 150 deg F
Galvanized products meet California lead plumbing law Available in galvanized finish for water, air and steam installations Hot dip galvanizing process according to ASTM A-153 standards