Abstract: A decorative shutter assembly includes a plurality of slats arranged in a row presenting a decorative surface with side flanges projecting rearwardly. At least one cross member overlays each of the slats and presents a decorative cross surface with side cross flanges projecting rearwardly. Each cross slat includes at least one mating member affixed behind the cross slat decorative surface having a mating wall affixed to each of the decorative surfaces for affixing the plurality batten slats to the cross slat. Alternatively, a plurality of primary slats are arranged to present a decorative surface having side flanges projecting rearwardly and at least one end piece is attached to the primary slats the ends of the primary slats are received in the end piece for adjoining and aligning said primary slats, said end piece including a cross member traversing said the primary and having slats and slat ends integrated into the end piece, each of said slats and slat ends aligning with one of the primary slats.