Basco Classic 23.625 to 25.125 in. width, Semi-Frameless Pivot Shower Door, Clear Glass, Brushed Nickel Finish .188 inch thick clear glass provides the polished look to showcase your shower The overall unit height is 66 inches tall; The pivot hinge allows for 3/8 inch adjustment for out-of-plumb wall condiitions The bottom threshold width is 1.81 inches wide and designed to repel water in the shower; Walk-through opening will vary between 19- 20.5 inches The unit can be installed for left or right entry and swings out only This door can be applied to Fiberglass or tile shower bases; Shower door only - does not include shower walls or base