In the building trades, a 30-inch door is called a “2-6” door, meaning 2 feet, 6 inches wide, or 30 inches. If you haven’t framed a door before, this project provides an excellent opportunity to learn. The 30-inch door is based on one of the most widely sold dimensions in doors and is typically associated with a standard height of 6 feet, 8 inches. Before settling on your final measurements for the framing, you’ll need to double-check on any instructions particular to your prehung or slab door.
An award-winning writer and editor, Rogue Parrish has worked at the Washington Post, the Baltimore Sun and at newspapers from England to Alaska. This world adventurer and travel book author, who graduates summa cum laude in journalism from the University of Maryland, specializes in travel and food — as well as sports and fitness. Shes also a property manager and writes on DIY projects.
Rough Opening Chart (in feet):
* Note: All R.O. widths are 2″ wider and 2-1/2″ taller (82 1/2″) high
What does a 3o door mean?
A: Doorways are measured in ft and inches the following: a typical 36 wide x 80 height x 1-3/4 thick door is known as a 3/ (“three oh”, meaning 3 ft, inches) x 6/8 (“six eight”, meaning 6 ft, 8 inches) x 1-3/4. For example, a typical 3/ x 6/8 door will need a 38 x 82-1/2 rough opening.
An award-winning writer and editor, Rogue Parrish has worked at the Washington Post, the Baltimore Sun and at newspapers from England to Alaska. This world adventurer and travel book author, who graduates summa cum laude in journalism from the University of Maryland, specializes in travel and food — as well as sports and fitness. Shes also a property manager and writes on DIY projects.
In the building trades, a 30-inch door is called a “2-6” door, meaning 2 feet, 6 inches wide, or 30 inches. If you haven’t framed a door before, this project provides an excellent opportunity to learn. The 30-inch door is based on one of the most widely sold dimensions in doors and is typically associated with a standard height of 6 feet, 8 inches. Before settling on your final measurements for the framing, you’ll need to double-check on any instructions particular to your prehung or slab door.
FAQ
What size is a 30in door?
Is a 30 inch door standard?
How do you read door sizes?
For example a door may have a size of 2868 – the number alternates between feet and inches, first number is feet, second is inches, third is feet again and the last is inches. That makes that number 2′ 8″ x 6′ 8″. The first set of numbers, 2′ 8″ is the width, the second set, 6′ 8″ is the height.
