Measures approx: 19 3/4" x 14", Rough opening- 19 3/4" x 14". The fin supports are approximately 3/4 in depth. The item "Antique Cold Air Return Heat Grate Register Vent Old Vintage 22x16 986-16" is in sale since Friday, June 24, 2016. This item is in the category "Antiques\Architectural & Garden\Hardware\Heating Grates & Vents". The seller is "nysalvage" and is located in Oneonta, New York.This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, SE, KR, ID, to Taiwan, ZA, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, IL, to Mexico, to New Zealand, PH, SG, NO, SA, UA, AE, QA, KW, BH, HR, MY, CL, CO, CR, PA, TT, GT, HN, JM.