How are embossed and flat metal heat shield sheets different?
Embossed Stainless Steel Sheet
Stainless Steel Rectangular SS Embossed Finish Sheet, Steel Grade: SS304 L, Thickness: 6 mm
Embossed metal sheet - SM-5WL - STRUKTURMETALL GmbH & Co. KG - stainless steel / brushed / panel
Mirror Embossed Metal Plate Stainless Steel Sheet Building Material - China Building Material, Decorative Stainless Steel for Emboss | Made-in-China.com