... helps column, channel pedal, railway, high CeDao floor drain cap, platform scale, covers the grille, stereo, road parking lot, organs, schools, factories ... outside the window, the balcony guardrai etc.You have only to tell haley the follow datas, then haley can supply ... you steel gatings.1> material: mild steel or stainless steel2> How to treat the surface, galvanized or paint3> Bearing bar pritch and ...