Helpers
Iron Door
Can be placed or used to upgrade a Wood Door. Press & hold Activate to lock it or set a combination. Repair with Forged Iron and a construction tool. Use the reload action and radial menu to select a color when placing. Can be upgraded with a Steel Door.
Upgrade path
Hit a placed block with a stone axe, claw hammer or nail gun while carrying the material of the next step: 6 hits per upgrade.
Also upgraded from
Wood Door (1× Iron Door),
Wood Door, No Honk (1× Iron Door).
Crafting
Craft at Backpack · makes 1
Forged Iron× 10
Harvest drops
Iron× 4-10
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Drops when destroyed
Iron× 10
When it collapses
Falling, it leaves
Scrap Metal Pile (75% of the time) where it lands.