Clear size description Dimension with Trim Kit:37.8inch X 31.8inch X 9.4inch(trim kit included 1 top piece,1 bottom piece, 2 side pieces).Easy to install fix the trim kit and slid into the opening of your old fireplace.
Clear size description Dimension with Trim Kit:37.8inch X 31.8inch X 9.4inch(trim kit included 1 top piece,1 bottom piece, 2 side pieces).Easy to install fix the trim kit and slid into the opening of your old fireplace.