Standard Exterior Door Jamb Dimensions

Door width measurements use the outermost edges of jamb installation fin door height measurements use uppermost edge of the head fin to door frame sill.

Standard exterior door jamb dimensions. When building a door jamb to fit a standard wall with a two by four frame and 1 2 inch drywall on each side the width of the jamb board typically is 4 9 16 inches. This is not always the case. If you are going to carpet the floor shim the door jambs off the floor about 3 8. If you re not using premade jamb material or if your walls are a nonstandard thickness you can buy 5 or 6 inch wide lumber and rip cut it to the width of the wall using a table saw.

If for some reason your existing interior door isn t a standard door size don t worry. When measuring for casing length add at least 2 1 2 inches 3 inches is best to the height of the opening for the two vertical pieces and 6 inches for the horizontal piece across the top. On average you can expect to pay roughly 20 25 percent more for a custom door. Exterior doors often are the most visible parts of a house and like interior doors are available in standard sizes.

If you do not remove the trim measure from the inside edges of the trim or moulding make sure you are measuring from the visible edges of the jamb to get the correct size. For example a 3 foot by 6 foot 8 inch door is a common size. The jamb width is the width of the jamb as it meets the wall stud of your house. What is a standard exterior door size.

Many people measure the inside jamb of the door and decide that this is the jamb width. 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. Standard interior door jamb thickness on pre hung doors is 4 9 16 inches. Door installation quick tip.

Although custom doors do cost more money. They range in width from 2 feet to more than. To measure the door jamb size you may need to remove any trim moulding or siding you have on the door. Typical door jamb sizes are.

This will allow carpet t o be tucked under the jambs and usually leaves enough clearance so the door doesn t rub on the carpet. Standard door casing is typically 2 1 4 inch wide and about 5 8 inch thick. 4 9 16 for 2x4 frame with drywall. Another advantage would be if your floor isn t level it will allow you to adjust your latch side up or down independently of the hinge side.

As a home improvement contractor the majority of doors i replace are. Trim around a jamb is typically referred to as door casing. Standard entrance door dimensions.