On one code from our range The Ion Age makes an offer each month. This November 2017 it is the sturdy core of our 15mm Terrain Range the Hab Dome with 25% off list price. One of our first and our most popular models it is great for any sci-fi setting. This article shows you more as well as all the other pieces which build upon and expand out from the Hab Dome from top mounts to connectors and landing pads. We also have Geo Shelters and Spires plus Habitation Colony Bundles which give whole settlements with a saving.