Seller: nysalvage (4,812) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 201682405661 Nice antique cast iron heat grate vent with louvers. It is not marked, the manufacturer is unknown. Nice decorative pattern. Some slight remnants original black paint over it's original rust patina. Some green paint splatter on grate. The louvers do function as they should. Overall good condition. Please look over the pictures below and ask question when needed. Thanks for your interest. Measures approx: 9 5/8" wide x 13 5/8" tall, Rough opening- 8" x 12" Depth: 2"