Dollar coins have never been very popular in the United States since the removal of specie coins from circulation. Despite efforts by the government to promote their use, such as the Presidential $1 Coin Program, most Americans currently use the one-dollar bill rather than dollar coins.
Width and Height. An interior passage door is any door that you use to move from one room to another, and the code requires these to be 80 inches in height. Because this corresponds to 6 feet 8 inches, door manufacturers refer to this as a 6/8 door.
Determine the size of a single door or pair of double doors that suits your purposes. Standard door widths range from 24 inches to 32 inches. Double the width of the desired door, or pair of doors, to determine the wall space that's needed to install the pocket door frame. For example, 48 inches is needed to install the frame for a 24-inch door. For double doors, double the width of one door and multiply the result by two.