... pace of the times,expecially the Young and the people with young heart. Either relax or just show,anyway, ... acoustic principle, the door body is made of stainless steel, filled with porous fireproof material, which has a remarkable performance of ... frame for Wallany,CustomizedDoor leafStandard:50mm thickness leaf;Materialstainless steel golden colorMetarial thickness Standard:0.6mm thickness leaf and ...