The family-owned Florentine firm Devon and Devon, known for impeccably designed and crafted bathroom collections, including bathtubs, fittings, and flooring, recently debuted two new vanities: Suite and Bentley. The company—which outfitted Franco Zeffirelli’s Positano retreat as well as Francis Ford Coppola’s 19th-century Palazzo Margherita (reincarnated as a luxury hotel)—casts a wide inspirational net. “Our collections arise from a variety of styles, trends, and ideas we simply cannot classify,” says CE…