# How does Revit calculate wall area?

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The way Revit calculates wall areas that have openings (doors, windows, etc) in them is by giving you the wall area minus the opening area. While this might be of some use, if actually you need to get accurate quantities I doubt this will do.

## How does Revit calculate built up area?

Calculate Areas in a Project

1. Click Quantification tab Areabook Extension panel (Calculate Areas).
2. In the Calculate Areas dialog, specify the calculation Type. …
3. Under Selection, click Selection.
4. In the Rooms/Room Groups Selection dialog, select the rooms and room groups to be considered in the calculation.

## How is wall area calculated?

Walls. To calculate the area of a wall, use the standard formula of (Length) x (Width) = Area. Next, use the same formula to record the individual area of windows and doors. Once you have all of these measurements down, subtract the area of the windows and doors from the total area of the wall.

## How do you calculate square meters in Revit?

Click on the “Home” tab, select the arrow beside “Area” in the “Room & Area” panel and choose the “Boundary Line” option. You will be able to draw or pick lines on the area plan. Click on the “Home” tab, select the arrow beside “Area” in the “Room & Area” panel and choose the “Area” option.

## How do measure area?

Basic formula for square feet

Multiply the length by the width and you’ll have the square feet. Here’s a basic formula you can follow: Length (in feet) x width (in feet) = area in sq.

## Does gross floor area include walls?

The Gross Floor Area (GFA) is the total property square footage, as measured between the exterior walls of the building(s). This includes all areas inside the building(s) including supporting areas.

## How do you find perimeter in Revit?

Click the Formatting tab, and do the following:

1. Under Fields, select Floor Perimeter.
2. For Alignment, select Right.
3. Select Calculate totals.
4. (Optional) Specify formatting for Level and Mass: Type: under Fields, select a field name. Then for Alignment, select Center. 