Shoemaker 1600-14X16 14"x16" Floor Grille - Brown This product is designed to fit a 14" x 16" hole. Overall outside dimension is 16-3/8" x 18-3/8." Heavy-duty honeycomb construction; blades run parallel to longest dimension. Paint is a brown, driftwood tan finish. Flush core and frame provides smooth surface; Free-area equals more than 75 percent of nominal size.