Seller: nysalvage (4,221) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 201583564996 Material: Cast Iron, Details: Nice antique cast iron heat grate register. It is not marked the manufacturer is unknown. The louvers function but they are a little tight. The old black paint is chipped, scratched, and worn, there is some light rust. Has a nice decorative pattern. Overall good condition. Please look over the pictures and ask questions when needed. Thanks for your interest. Measures approx: 13 3/4" x 9 3/4", Rough opening- 12 1/4" x 8 1/4"