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@maddison123 2023-04-02T10:04:19.000000Z 字数 3248 阅读 58

Standard Door Size & Height Guide

A standard door size refers to a typical size of a door that is commonly used in construction and building projects. The standard door size can vary depending on the location and purpose of the building, but there are certain dimensions that are generally accepted as standard.

These dimensions are often used as a starting point for planning and designing doors in various settings, including residential, commercial, and industrial buildings.

In the United States, the standard door size is 80 inches in height and 32 to 36 inches in width, while the standard height for residential doors is usually 80 inches.

These measurements are used as a guideline for builders and architects but can be adjusted to meet specific requirements.

Understanding standard door sizes and heights is crucial in the design and construction process to ensure that doors are functional, accessible, and aesthetically pleasing.

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Significance of Doors

The size of doors is a critical factor in determining the functionality and accessibility of a building. In residential settings, doors that are too narrow or too small can make it challenging to move furniture or appliances in and out of the building, while doors that are too large can create unnecessary empty space and waste valuable building materials. Additionally, the size of a door can affect the overall aesthetic of a building, as doors that are proportionally sized to the building's architecture can enhance its visual appeal.

In commercial and industrial settings, the size of doors plays a crucial role in the functionality and productivity of the building. Doors that are too small can impede the movement of large equipment or machinery, resulting in lost time and decreased efficiency. Similarly, doors that are too large can cause unnecessary energy loss and increase heating and cooling costs. Therefore, choosing the appropriate door size for a commercial or industrial building is essential to ensure optimal functionality, productivity, and energy efficiency.

What Is Standard Door Size?

In the United States, two types of door sizes are mostly used for home interior and exterior doors. The standard door size for internal and external doors are as follows,

Exterior Door Standard Size in inches = 80 Inches. (Height) x 42 Inches. (Width)

Interior Door Standard Size in inches = 80 Inches. (Height) x 36 Inches. (Width)

Exterior Door Standard Size in feet = 6 ft 8 In (Height) x 3 ft 6 In (Width)

Interior Door Standard Size in feet = 6 ft 8 In (Height) x 3 ft (Width)

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Standard Size of Door Frame

The standard door size is 6 ft 8 which does not include the size of the door frame. The door frame size is generally wider than the door opening. The door frame post has a width between 2 to 4 inches.

The total width of door frame = Width of door frame + width of door + width of the door frame

\= 2″ + 36″ + 2″

Width of door frame = 40″

Similarly height of door frame = height of door + width of a door frame

\= 6′ 8″ + 2″

Height of door frame = 6′ 10″

Therefore, the size of the door frame is 82″x40″

standard door size in feet

The most common exterior door size is 3 feet wide and 6 feet 8 inches tall. However, there are also slightly smaller doors called 2/3 doors, which are 2 feet 6 inches wide and 6 feet 8 inches tall.

Standard Door Width

The door width is not fixed, it can vary depending on materials and uses. However, the most utilized standard internal door width is around 32″ and the external door width is 36″. The 32″ wide door is a minimum width required for any passenger passing door.

There are also narrow-width doors available in the market such as 30″, 28″, and 24″ wide doors.

If you choose a 36″ width door, it will comply with the Americans with Disabilities Act (ADA) and are a popular choice for homes whose residents have mobility issues.

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