> For the complete documentation index, see [llms.txt](https://datashapes.gitbook.io/primer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://datashapes.gitbook.io/primer/revit/grid.setverticalextents.md).

# Grid.SetVerticalExtents

## 1. Description

This node allows you to set the vertical extents of all project grids.

## 2. Inputs

* **Bottom extent**

Define the bottom extent of the grids.

* **Top extent**

Define the top extent of the grids.

## 3. Outputs

The grids bottom and top extents will be adjusted according to the input values.

![](/files/-LYkruU8RtqOD8xvEgZM)