Fits Outside Tile Dimensions: 7.125 x 19.125 to 9.5 x 21.125 (9 x 21 Oval) * Made in the USA * Chimney caps help prevent costly repairs and keep your family safe from harm * Chimney caps protect your chimney from moisture such as snow, ice and rain and debris from close * Chimney caps protect your home from wildlife such as birds and other nesting animals