The Faber Full48 48-In. Full Width Duct Cover Kit For The Maestrale Allows You To Add A Stainless Steel Duct Cover That Is 12 In. Tall And 12 In. Deep And Runs The Full Width Of The Range Hood. This Decorative Chimney Cover Hides The Metal Ductwork Above The Hood If Ducting Up To The Ceiling. The Chimney Is Available In All Four Sizes That The Maestrale Comes In.