> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Extrude CAD Face

> AI context for Extrude CAD Face. Not linked in navigation.

> This page is for AI assistant context only. To use this package, visit [community.ntop.com](https://community.ntop.com/packages/ntop/extrude-cad-face).

## Summary

This custom block extrudes a CAD face normal to the surface up to a given height.

## Package Details

| Field            | Value                                                 |
| ---------------- | ----------------------------------------------------- |
| **ID**           | `extrude-cad-face`                                    |
| **Type**         | Block                                                 |
| **Author**       | nTop                                                  |
| **Version**      | 1.0.0                                                 |
| **nTop Version** | 5.44+                                                 |
| **Domain**       | Geometry                                              |
| **Complexity**   | Beginner                                              |
| **Tags**         | `extrude`, `cad`, `face`, `normal`, `height`, `solid` |
| **License**      | MIT                                                   |
| **Verified**     | Yes                                                   |

***

This custom block extrudes a CAD face normal to the surface up to a given height.

## Installation

Clone this repo or copy the package folder into your nTop workspace:

```bash theme={null}
git clone https://github.com/nTopology/Utilities.git
```

The package lives at `packages/ntop/extrude-cad-face/`.

## Inputs

| Name             | Type         | Description                                     |
| ---------------- | ------------ | ----------------------------------------------- |
| `Face`           | brep\_face   | Face to extrude                                 |
| `Height`         | Scalar Field | Height of extrusion                             |
| `Flip direction` | bool         | Check to reverse the direction of the extrusion |

## Outputs

| Name        | Type          | Description                                                                                            |
| ----------- | ------------- | ------------------------------------------------------------------------------------------------------ |
| `Extrusion` | lattice\_body | Creates a lattice using a solid box as the unit cell. This creates a solid extrusion from the CAD Face |

## License

MIT.

***

## Source

[https://community.ntop.com/packages/ntop/extrude-cad-face](https://community.ntop.com/packages/ntop/extrude-cad-face)