It has been painted (front) back seems to be origional with some rust present. Outer ring twists to open and close vent. IF YOU HAVE QUESTIONS I WILL TRY AND ANSWER. The item "ANTIQUE CAST IRON ORNATE ROUND VICTORIAN STOVE PIPE REGISTER GRATE VENT 3 PIECE" is in sale since Monday, December 10, 2018.This item is in the category "Antiques\Architectural & Garden\Hardware\Heating Grates & Vents". The seller is "andreag937" and is located in Dayton, Ohio. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Viet nam.