Seller: nysalvage (4,223) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 201583556406 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 tight. The old multi layered paint is chipped, scratched, with some 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: 11 3/4" x 9 3/4", Rough opening- 10 1/8" x 8 1/8"