> For the complete documentation index, see [llms.txt](https://docs.pollination.solutions/user-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.pollination.solutions/user-manual/revit-plugin/pollination-revit-classic/hands-on-tutorial/getting-started/merging-level-1-3-into-a-single-snapshot.md).

# Merging Levels into a Single Snapshot

{% embed url="<https://youtu.be/KLCwLJqrM70>" %}

For anyone who might need the files, here are the files you'll need to follow this section.

{% file src="/files/NUed6oQIEqO0s7GBmpXL" %}

{% file src="/files/nwlZffxc8W6026Ky9Tla" %}

{% file src="/files/9PqFfxvOA69B91tGTQdC" %}

Before starting the cleaning process, let's combine all the levels together.

1. Click on `File > Open` and open the .pomf file for level 1 (01 - Entry Level.pomf).<br>

   <figure><img src="/files/pfUvaxqPU4Jagx4QCZ0w" alt=""><figcaption></figcaption></figure>
2. Use `File > Save As` to save it as a new Pollination model. Let's name it Full Model.pomf.<br>

   <figure><img src="/files/EGpUHKoel0f1IeOdggFn" alt=""><figcaption></figcaption></figure>
3. Use `File > Open` to open the new model (Full Model.pomf).
4. Now use `File > Import` to import `02 - Floor.pomf` and `03 - Floor.pomf` into the full model file.<br>

   <figure><img src="/files/A7mfJDINcCWUvB0w8ipX" alt=""><figcaption></figcaption></figure>

You may need to turn on the visibility of the level after importing them if the visibility is off by default.

<figure><img src="/files/Ty30yNTdCf2FVyyY03Hm" alt=""><figcaption><p>Click on the eye to change the visibility of the level</p></figcaption></figure>

Press `Ctrl + A` to select all the rooms, click on the Preview button, and press OK to see the 3D preview.

<figure><img src="/files/PqhLvIADyEN3JYsp1OtT" alt=""><figcaption></figcaption></figure>

Congrats! You're ready to start editing the model.