Seller: nysalvage (4,220) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 191573515287 Material: Cast Iron, Details: Nice antique cast iron heat grate register. It is not marked the manufacturer is unknown. The louvers function as they should. Half of the thumb mechanism is missing but it does not affect it function. The original paint is worn away and surface rust has taken its place. Has a decorative scroll pattern. Overall it is in good and usable condition. Please look over the pictures below and ask question when needed. Thanks for your interest. Measures approx: 13 3/4" x 11 3/4", Rough opening would need to be 12" x 10"