80mm/100mm/120mm/160mm Stainless Steel Round Louver Air Grille Cover Outlet Heating Cooling & Vents Cap Hardware Accessories
https://www.vogueparade.com/shopping/EN/200366148/1/1005003212333614/80mm100mm120mm160mm-stainless-steel-round-louver-air-grille-cover-outlet-heating-cooling-and-vents-cap-hardware-accessories//