What is a Standard Interior Door Size?

During the house design, the door size is one of the crucial aspects, because it determines how wide the channel you access and even affects your house style. However, what actually the standard interior door size? how thick the interior door is? Can I determine the door size?

Understanding the size of the interior house doors and the modern interior office door is the first step to getting the ideal doors for every entry throughout the interior space. In this post, the author will answer the frequently asked question about door size.

The interior doors vary in size because they are various in application and style. Then, the American interior doors have 36 inches wide. 30 and 32 inches are the two commonly used sizes in most families.

The International Residential Code has set the minimum height and weight requirements for the interior doors. And, most classic interior doors can range between 28 and 32 inches. Of course, there are some special examples. Residential aluminum sliding glass doors and aluminium glass folding doors have over 32 inches in width, because of their unique designs.
 

Interior Doors

 

The International Residential Code has suggested the interior door should be at least 80 inches. Generally, the uPVC casement doors with 80 inches also are called “6/8 doors.” It is because casement doors that have a height of 80 inches are 6 feet, 8 inches in measurement.

The standard interior doors are 1 ⅜” thick. And If the interior door has over 90’’ high and 36’’wide, the thickness of the interior doors is 1 ⅜ & 1 ¾.

Exterior aluminum doors and frames are different from the interior door in the size. The exterior door is much larger than the interior door, so its width is most often 36 inches. Some exterior doors are small, coming in a standard size of 30 or 32-inch width.
 

China Interior Doors

As same as the interior door, the exterior aluminum door frames should have a height of 80 inches minimum.

Standard white bedroom doors have a 32-inch width and 80-inch height with one and three-eighth-inch typical thickness.
 

The aluminium standard doors in the bathroom also should be in accordance with related rules. They should be at least 80 inches high, and 24-36’’ wide.
 

All in all, you need to obey the local regulations to determine the interior door size to ensure your house is in accordance with the building standard. If you find no door size restriction in your area, you can customize the door size independently.
Chimgreen is the aluminium door company that offers customized service. You can find the customized door for your projects in Chimgreen.