Fortress (Type III)(Bone 1212) formicaria the Atrium is larger (in

the Atrium is larger (in terms of available nest space) than the Casita and would be in between the Casita and Nucleus III in terms of nest space

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2 water towers (15 ml capacity)

Type I material (AAC aka "Ytong")

Fortress (Type III)(Bone 1212) formicaria the Atrium is larger (inThis product is available for immediate (2 3 business days) shipping. See this fortress link for more information about this formicarium. Features: Bone Exterior Type III material Tiny Medium species chambers (+10) Decor (See 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,