What is the diameter of the Iso bar? Can a 30" 5/8" or 3/4" bar be substituted?A. The Moen DN0724 is going to have a circumfernce of 2.44" at each post base. The extention is going to e 3.11" from the wall. The length is going to determine on the model you purchase.
How big is the circle that covers the wall bracket?A. The backplates on the Moen DN0724 are 2.44" in diameter.