The Legend Valve 312-304 is a 3/4-inch galvanized steel adapter with an insert x MNPT connection. It is suitable for non-potable water applications and offers corrosion resistance. Improved, environmentally friendly electro paint coating process, provides superior corrosion and abrasion resistance The new coatings result in cleaner, brighter finishes, without the traditional residual oil build-up Galvanized fittings feature a cured double coating of zinc, for exceptional corrosion protection Manufactured using the latest technologies for material consistency and dimensional tolerances, an electric induction furnace ensures optimum temperatures for the duration of the casting process .