DeMarco Collection Mahogany Flooring is offered as wide plank flooring with tongue and groove construction on all four sides and grooved stress relief on the underside. Our mahogany flooring comes in widths up to 9 inches and various lengths. Mahogany floors add a touch of elegance to any residence. Mahogany flooring offered by DeMarco Collection can ship with a factory pre-finish or unfinished, to be finished on site once the mahogany floor has been installed. If left unfinished our mahogany floors ship sanded and ready for installation and your custom finish to be applied on site.