Save to Favorites. A period of general economic decline; typically defined as a decline in GDP for two or more consecutive quarters. A recession is typically accompanied by a drop in the stock market, an increase in unemployment, and a decline in the housing market. A recession is generally considered less severe than a depression, and if a recession continues long enough it is often then classified
The depth of a standard door jamb is 4 5/8 inches, which provides an extra 1/8 inch to account for slightly thicker walls due to stud size variation. While most modern homes have standard wall thicknesses, older homes often have thicker walls, as well as variation in thickness from wall to wall.
Door Heights. The height of common doors is 6 feet 8 inches. The standard height of the rough opening for a door is the door height plus 2 5/8 inches. The additional room allows for a 3/4-inch top jamb, a shim space above the door jamb and the thickness of underlayment and finish flooring. If you are using pre-hung doors the opening should be 1/2 to 3/4 inch taller than the door and its jamb plus the thickness of any underlayment and finish flooring.