keep everything exactly the same in the rendering do not change the layout walls doors window shower niche plumbing fixtures floor tile lighting or materials only modify the scale of the wall tile the wall tile should be large format rectangular tile size 16 x 48 installed vertically because the ceiling is 9 feet tall the tiles should appear taller and fewer in number not small tiles important do not change the tile color or material do not change the tile layout pattern only make the tiles larger in scale so they look like 16x48 tiles reduce the number of grout lines so the tiles look large format keep the niche and all edges aligned with the tile layout everything else must remain exactly the same make the final image look like a realistic photo rendering with natural lighting and soft shadows