Compared to flat surfaces, even easy steel gratings, serrated gratings make staff or pedestrians safer. Even in rain or large winds the serration gives a foothold for footwear, and serrated steel grating is usually called anti-slip grating. Picture strolling together an ocean boardwalk, observing the waves crash together the shore. https://jualrockwoolisolasisuraba71246.wonderkingwiki.com/914811/5_simple_statements_about_jual_plat_grating_surabaya_explained