Exhaust flange.Material: stainless steel.Thickness: 10mm. The product is made of high quality steel, resistant to high temperatures, entirely made in Poland! Flange of the exhaust system.Material: stainless steel.Thickness: 10mm The product is made of high quality steel, resistant to high temperatures, entirely made in Poland! Exhaust flange.Material: stainless steel.Thickness: 10mm.