Apart from using its own lambic, 3 Fonteinen uses lambic made by Boon, Girardin and Lindemans for its geuze.
He also completed many busts and portraits, including those of Cassagnac, of M. Girardin, of Doctor Armand Trousseau, of the writer Pierre Beaumarchais, of the King Umberto I.
Émile de Girardin married in 1831 Delphine Gay, and after her death in 1855 Guillemette Josephine Brunold, countess von Tieffenbach, morganatic stepdaughter of Prince Frederick of Nassau.