20x31 Inch Recessed or Surface Mount Medicine Cabinet with Mirror Aluminum Me...
(W) X 31in. (H) X 5in. (D)(Mirror Size). Cabinet Size: 18-4/5 in. (W) X 26-3/10in. (H) X 3-9/10in. If you like the recessed mount, sugget below rough wall opening size: 17-3/5 in. (W) X 25in.