Typically a pre hung door is measured in 30 inch and 36 inch sizes with additional sizes available in non standard widths.
Standard size exterior prehung door.
Pre hung doors include both the door and the frame that supports the door while slab doors include just the door alone.
96 inches or 8 ft.
Custom doors can be made to match any size door opening.
For the 36 x 80 exterior doors this rough opening will need to be 38 inches by 82 1 8 inches.
Some door manufacturers sell doors in 7ft 8ft heights and door widths from 24 inches to 42 inches.
Presuming the door is a 36 inch wide door the dimensions of your opening should be 37 inch wide by 81 inch tall.
As you can see the standard exterior.
Just add 2 to the width of the actual door size.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors.
Although custom doors do cost more money.
If for some reason your existing interior door isn t a standard door size don t worry.
Door sizing has always been an issue with few openings being standard good news special sizing is one of our specialties at mmi door.
The doors are also a standard 80 inches tall.
As a home improvement contractor the.
The standard size for an exterior door is 80 inches by 36 inches which is 6 ft 8 inches by 3 ft.
Although custom doors do cost more money.
Is now very common for newer homes and stock exterior doors are also commonly available in 30 and 32 inch widths.
On average you can expect to pay roughly 20 25 percent more for a custom front door.
We have the ability to reduce a door s height and width without affecting the structural integrity of the door itself.
If for some reason your existing door isn t a standard exterior door size don t worry.
View all doors by size.
The standard height remains the same however at 80 inches.
Our doors come in all shapes and sizes.
The rough opening size is the construction size with the side lumber studs and header.
Follow this video for specific steps.
You should add 2 1 2 to the height of the actual door.
In other words the before any door is installed entrance area has to be larger than the size of the pre hung door.
Measuring for a pre hung exterior door can be tricky.
As a home improvement contractor the majority of.
Framing rough opening sizes are really quite simple.
If your slab door is more than 25 years old use a pre hung door to ensure a sealed frame.
Select your size up to 12 feet tall 6 feet wide and 2 1 4 thick.
Custom doors can be made to match any size door opening.
Getting the rough opening size right the first time will save you from frustration when installing your doors.