Seller: nysalvage (4,765) 100%, Location: Oneonta, New York, Ships to: US & many other countries, Item: 201610524819 Nice antique cast iron heat grate vent with louvers. It is not marked, the manufacturer is unknown. Nice decorative pattern. Some of its original beige paint remains. Two of the original screws remain, while the other two are replacement screws, pictured above. 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 3/8" x 11 1/4", Rough opening- 8 7/8" x 9 7/8" Depth: 2 1/4"