... separated from the divisional panel and 10cm from middle line of the side panel or urinal divisional panel; floor should be ... Do not apply wax with grind effect ,in case of scratching or staining the surface.3.Do not ... clean the surface with acid detergent ,in case of doning lasting harm to it4.Do not use ... things on the surface directly or to top, in case of leaving scratch ,crack,groove, or hole.How ...