Marine motors exhaust, silence rand manifold parts must be insulated in order decrease the surface temperature. Exhaust, silence rand manifold insulation jackets are beig manufactured from fire resistant insulation materials, silica and glass fiber fabrics, aramide or stainless steel rope. Because of the easiness of installation and uninstallation of insulatin jackets, it gaves advantages at maintananceperiods of the ship. In addition, the se insulation jacket provides extrapersonal protection.