Basco Classic Semi-Frameless Sliding Tub Door, Fits 52-56 inch opening, Clear Glass, Oil Rubbed Bronze Finish .188 inch thick clear glass provides the polished look to showcase your shower Overall unit is 56 inches tall and glass panels measure 28 inches wide; The unit can account for some out-of-plumb wall conditions and out of level conditions The unit can be installed for left or right entry; Walk through area will vary between 21.81-25.81 inches wide The curb width is 1.56 inches wide and designed to repel water in the shower This door can be applied to any bathtub material; Shower bases and or walls not included