The White House
Right-click > Save Link As...
1. Download the whitehouse.zip. Extract the zip, and you will get a directory called whitehouse.
2. Move the whitehouse directory into your user's "My Documents/Teardown/mods" directory. See the official Teardown Modding site for more details: https://teardowngame.com/modding/
if you run Teardown on linux, the mods dir is located at: <steam-install-dir>/steamapps/compatdata/