**Contents**show

## What is centimeter of door?

The doors are not only of standard dimensions of **197 cm in height and 80 cm in width**.

## How do you read a door size?

Door Schedule

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.

## How do you find the area of a door?

To find the area of a rectangle, **multiply its height by its width**. For a square you only need to find the length of one of the sides (as each side is the same length) and then multiply this by itself to find the area.

## What is a standard door opening?

Standard door sizes vary in width, from **24 to 36 inches**, but most are typically 80” high. If you have a 28” x 80” door, your rough opening will be 30” x 82 ½”. A 30” x 80” door will have a rough opening that measures 32” x 82 ½”.

## What does a 3 0 door mean?

A: Doors are measured in feet and inches as follows: a standard 36″ wide x 80″ height x 1-3/4″ thick door is called a 3/0 (“three oh”, which means **3 feet, 0 inches**) x 6/8 (“six eight”, which means 6 feet, 8 inches) x 1-3/4″. … For instance, a standard 3/0 x 6/8 door would require a 38″ x 82-1/2″ rough opening.