Making a splash with the "wonderful selection and display" at its rambling Flatiron flagship, this stalwart cross-borough plumbing supplier specializes in "high-quality fixtures for kitchen and bath" in "a wide variety of brands"; a few pipe up it's "expensive", but the staff is "knowledgeable" about the "technicalities" – and "if it's not in stock, they can get it"; P.S. appointments suggested.