> For the complete documentation index, see [llms.txt](https://docs.finch3d.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.finch3d.com/docs/first-steps/rhino/grasshopper-download-data.md).

# Grasshopper - Download data

{% embed url="<https://youtu.be/6VPdpK4AEo4>" %}

### 1. Connect to a Finch variant

* Create a button and panels with the desired project and variant name.
* Drop a **`Finch`** component onto the canvas and connect the panels and button into their respective inputs.

<figure><img src="/files/coyxddk4ZzCC64mpv2Qz" alt=""><figcaption></figcaption></figure>

### 2. Load your Finch Data

* Drop the **`building`** component onto the canvas and connect the **`Finch Data`** output to the respective input.

<figure><img src="/files/ULzefXc5jqu4BSKNkrBh" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
Check out the **Hierarchy** tab to find all of the components for downloading different types of Finch data, such as the floor plate layout (**`units`**) or the apartment unit plans (**`spaces`**).
{% endhint %}

<figure><img src="/files/iYF1SbZrugA9YTKod0g4" alt=""><figcaption></figcaption></figure>

### 3. Work further with the data in Grasshopper

{% hint style="success" %}
The following gifs show an example of how you can use the Finch data to create detailed models in Grasshopper.
{% endhint %}

<figure><img src="/files/a6pKiKQw8yd03TVlcfS7" alt=""><figcaption><p>Extrude the surfaces according to the story height in Finch</p></figcaption></figure>

<figure><img src="/files/N4Uaup3LutfmC7F0S1Gg" alt=""><figcaption><p>Input the colors used in Finch into your custom preview</p></figcaption></figure>

<figure><img src="/files/eGlTJBnqvtOlIWz7DjRm" alt=""><figcaption><p>Subtract the slab thickness (500mm) from the story height.</p></figcaption></figure>

### 4. Switch between NIA and GFA

* Right click on the component to switch between NIA (wall area subtracted) or GFA (wall area included).

<figure><img src="/files/f3Fd6JdaJw6F3fC3voIj" alt=""><figcaption></figcaption></figure>