Plumbing
Pipe Fire Hazard Wall Black 3m
While not as sturdy as solid concrete, iron constructions have high structural integrity, requiring fewer support pillars.
Drops when destroyed
Iron× 1-2
Short Iron Pipe× 1
Where to find (4 POIs)
7 Days Suites (tier 5), Infested Construction Site, The Emberton Estate, USA #1 Type Bunker.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.