important do not change the geometry proportions camera position lighting or materials of the rest of the scene leave everything exactly the same except for the following adjustments modifications central louvers celos as replace the current central louvers with graphite colored louvers material graphite aluminum make the louvers thinner and more refined wood ceiling perspective correct the alignment of the wooden ceiling boards the boards should appear straight and properly aligned in perspective avoid warped or crooked wood lines keep unchanged architecture and geometry camera position and framing lighting and reflections all other materials and elements in the render