Emlen Urban. The 1825 J.W. Holman Mansion, built in 1895 on West Chestnut Street, has a hot-dipped zinc finial. Lancaster's 1911 Hager Building has exposed, hot-dipped zinc beneath paint.

Galvanized steel, on-the-other-hand, cannot be painted with an oil-based or aluminum-based paint. Galvanized metal requires ...