Seller: nysalvage (4,221) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 191871384718 Material: Cast Iron, Details: Nice small antique Steel heat grate register. It is not marked the manufacturer is unknown. The louvers are not cast iron they are stamped steel and they function but are tight and stick a little. The old white paint is chipped, scratched, and worn, there is some light rust. It Has a nice simple square pattern and is a great hard to find size. Overall good condition. Please look over the pictures and ask questions when needed. Thanks for your interest. Measures approx.- 7 3/4" x 7 3/4", Rough opening- 6 1/8" x 6 1/8"