This is part of the Spacewreck modular Spaceship Terrain. Check the main files here, the Complete Bundle, or the Terrain set Collection.
Create more interesting atmospheres with the alternative wall designs.
These ships were used to transport living organisms, and such organisms require to alleviate certain... needs. The toilet facilities, or 'heads,' are critical to the health and well-being of any crew, and are typically located in a central part of the ship for easy access.