Hello, my name is Leah with KOHLER Customer Service. I am happy to assist you with your measurement question. I apologize you were unable to find the information you were looking for. The Levity door, model 706111-L-ABV is the rear panel only that makes up model 706011-L-ABV. Model 706011-L-ABV can be installed in an opening that measures up to 47 5/8" wide and 82" tall. Please work with your local Home Depot for pricing and availability on this product. Thank you for choosing the Bold Look of KOHLER.