The Iron-Banded Door is a door you can build (the Slate kit).
In-game description
An oak door banded and studded with black iron, a lantern beside it lit at night. E opens and shuts it.SHOWN IN THE BUILD RING
Building it
It costs 2 
Wood, 1 
Iron Ingot, 1 Earth 1 Wind spirits. It needs 2 Jewels first. Take it down with DISMANTLE to get its cost back (see Building).
