Fortress Type III (Terra 5213) Founding formicaria we do not recommend it

we do not recommend it for large species as the standard three-floor version is better for larger species****(+20)

Medium-Large Species Size Chamber (Spiral Design)

This will allow you to use the nestmates as ventilation points and create a more defined moisture gradient at times during the colonies life within the nest for your dryer-inclined species

or a single 4x8" foraging area (same size as Nucleus and Hearth)

Use this page and the options to create your own design

Fortress Type III (Terra 5213) Founding formicaria we do not recommend itThis product is available for immediate (2 3 business days) shipping. See this fortress link for more information about this formicarium. Features: Type III material Tiny Small species chambers (+$10) Decor Per Photo Museum Glass Optional 95% glare reduction (Shown in photo) Removable Vent optional What comes in the box? Fortress formicarium (as seen in photos), nestmate, mini liquid feeder, 2 stoppers, connection tube, feeding dish, syringe for