Rough opening for a 32″, 28″, 30″, 24″, 34″ & 36 inch door | rough opening for a 32″ door | rough opening for a 36 inch exterior door | rough opening for a 28 inch interior door | rough opening for 24″×80″, 28″×80″, 30″×80″, 32″×80″, 34″×80″ & 36″×80″ interior, exterior, barn, bifold, screen, storm & pocket door | Standard rough opening for 36″ door.
If you want to install interior, exterior, barn, bifold & pocket door for your house, there is a different types of questions arises in mind what will be correct rough opening and finish opening required for door and how to install door framing. There is few points you should know before framing.
If you know about rough opening and getting the rough opening size right the first time, will save you from tension, when installing your doors. Framing rough opening sizes for door are really quite easy and simple, you have to add 2 inch to the width and 2-1/2″ to the height of the actual width and height of door you want respectively.
For example: if your a pre-hung single door that measures at 42″ x 80″ in size, will require a rough opening of about 44″ x 82.5″ for a precise fit. Make sure to align and square up your door before nailing the frame in place so it will close properly.
What is rough opening?, rough openings is the size of the opening before the finished lumber has been added to the jambs. Before you add your framing, the rough opening size should be larger than the door size you’ve chosen to install. Rough opening should be 2 inches wider and 2.5″ taller than the actual door width and height respectively. Rough opening for Door width measured between the left and right edges and for height measured between top header and bottom. So, for a 36″×80″ single door, the rough opening will be 38″×82.5″.
The distance between the floor base and the rough top header should be two and a half inches (2-1/2″) taller than your new door’s height. For example, in a standard 80 inches-tall door, the header should be 82-1/2″ above the finished floor.
The standard door or opening width and height can vary by where you live, but is usually it is 36 inch wide by 80 inch tall (36″×80″), or 30 inch wide by 80 tall (30″×80″), or 34 inch wide by 80 tall (34″×80″), or 32 inch wide by 80 tall (32″×80″), or 28 inch wide by 80 tall (28″×80″). Door may be interior, exterior, barn, bifold & pocket door.
Standard rough opening size should be 2 inches wider and 2.5″ taller than actual door width and height respectively before you add your framing. Make sure to align and square up your door before nailing the frame in place so it will close properly.
A sliding barn door is a door that can be installed anywhere in a house, usually featuring some sort of a wood or metal door that is hung on a sliding track. Instead of opening and closing like a traditional door, it slides to the side and hangs neatly against the wall.
A pocket door is a sliding door that, when fully open, disappears into a compartment in the adjacent wall. Pocket doors are used for architectural effect, or when there is no room for the swing of a hinged door. They can travel on rollers suspended from an overhead track or tracks or guides along the floor.
A folding door is a type of door which opens by folding back in sections or so-called panels. Folding doors are also known as ‘bi-fold doors’, in spite of them most often having more than two panels.
We refer to rough openings as the size of the opening before the finished lumber has been added to the jambs. After finishing work it will be equal as door opening. Ordering a door based on a rough opening size can leave you with a door that is too big.
What is Finished opening?, We refer finished opening is the size of the opening after the finished lumber has been added to the jambs. After finishing work it will be equal as actual door opening (width and height). The finished opening should be the same width and height as the door you have purchased. For example: if your a pre-hung single door that measures at 42″ x 80″ in size, will require a finished opening of about 42″ x 80″ for a precise fit.
Frame the rough opening to 2 inches wider than the door you have chosen. If you are installing a 30″ wide door, the rough opening will be 32″ wide. Once finished, the door or opening will be 30″ wide. The finished opening should be the same width and height as the door you have purchased.
Frame the rough opening to a height that is two and half inches (2-1/2″) taller than the door that you have selected. If the door is 80 inches tall, frame the opening 82-1/2″ tall.
Rough opening for 32″, 28″, 30″, 24″, 34″ & 36 inch door
Frame the rough opening to 2 inches wider and 2-1/2″ taller than the width and height of interior, exterior, barn, bifold & pocket door you have selected respectively.
If you have a bedroom door that is 32″ wide (which is considered a 2/8 or 2′-8″ door) just add 2″ to the width and frame it 34″ wide. The height is 80″ (which is considered 6/8 or 6′-8″) add 2-1/2″ to the actual door height and frame it 82-1/2″ high.
Rough opening for a 24 inch door
If your a bathroom single door that measures at 24″ x 80″ in size, will require a rough opening of about 26″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 24 inch wide door, so, if you are installing a 24″ wide and 80″ tall or 24″×80″ interior, bathroom door, the rough opening will be 26″ wide and 82-1/2″ tall or 26″× 82-1/2″. Thus, there is 26″ wide rough opening will be required for a 24 inch door.
Rough opening for a 28 inch door
If your a bathroom single door that measures at 28″ x 80″ in size, will require a rough opening of about 30″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 28 inch wide door, so, if you are installing a 28″ wide and 80″ tall or 28″×80″ interior, or bathroom door, the rough opening will be 30″ wide and 82-1/2″ tall or 30″× 82-1/2″. Thus, there is 30″ wide rough opening will be required for a 28 inch door.
Rough opening for a 30 inch door
If your interior or bathroom single door that measures at 30″ x 80″ in size, will require a rough opening of about 32″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 30 inch wide door, so, if you are installing a 30″ wide and 80″ tall or 30″×80″ interior, or exterior door, the rough opening will be 32″ wide and 82-1/2″ tall or 32″× 82-1/2″. Thus, there is 32″ wide rough opening will be required for a 30 inch door.
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Rough opening for a 32 inch door
If your interior single door that measures at 32″ x 80″ in size, will require a rough opening of about 34″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 32 inch wide door, so, if you are installing a 32″ wide and 80″ tall or 32″×80″ interior, or bedroom door, the rough opening will be 34″ wide and 82-1/2″ tall or 34″× 82-1/2″. Thus, there is 34″ wide rough opening will be required for a 32 inch door.
Rough opening for a 34 inch door
If your interior single door that measures at 34″ x 80″ in size, will require a rough opening of about 36″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 34 inch door, so, if you are installing a 34″ wide and 80″ tall or 34″×80″ interior, or bedroom door, the rough opening will be 36″ wide and 82-1/2″ tall or 36″× 82-1/2″. Thus, there is 36″ wide rough opening will be required for a 34 inch door.
Rough opening for a 36 inch door
If your interior single door that measures at 36″ x 80″ in size, will require a rough opening of about 38″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 36 inch door, so, if you are installing a 36″ wide and 80″ tall or 36″×80″ interior, or bedroom door, the rough opening will be 38″ wide and 82-1/2″ tall or 38″× 82-1/2″. Thus, there is 38″ wide rough opening will be required for a 36 inch door.
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Rough opening for a 42 inch door
If your exterior single door that measures at 42″ x 80″ in size, will require a rough opening of about 44″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 42 inch door, so, if you are installing a 42″ wide and 80″ tall or 42″×80″ exterior door, the rough opening will be 44″ wide and 82-1/2″ tall or 44″× 82-1/2″. Thus, there is 44″ wide rough opening will be required for a 42 inch door.
Rough opening for a 40 inch door
If your exterior single door that measures at 40″ x 80″ in size, will require a rough opening of about 42″ x 82.5″ for a precise fit.
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 40 inch door, so, if you are installing a 40″ wide and 80″ tall or 40″×80″ exterior door, the rough opening will be 42″ wide and 82-1/2″ tall or 42″× 82-1/2″. Thus, there is 42″ wide rough opening will be required for a 40 inch door.
Conclusion:-
As per general practices, you will need rough opening to 2 inches wider & 2-1/2″ taller than the actual door size for a 32 inch wide door, so, if you are installing a 32″ wide interior, or bedroom door, the rough opening will be 34″ wide and 82-1/2″ tall.