Grating plate biasanya memiliki permukaan bergerigi atau bertalang untuk meningkatkan daya cengkram dan mengurangi risiko selip. British Benchmarks stipulate that the height difference between the 2 sections of flooring joined alongside one another needs to be not more than 4mm, or any gap among 2 sections should be no bigger https://www.steelgratingsurabaya.com/2018/07/jual-steel-grating.html