Air Duct Half
While not as sturdy as solid concrete, iron constructions have high structural integrity, requiring fewer support pillars.
Harvest drops
Iron× 10
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
When it collapses
Falling, it leaves
Scrap Metal Pile (60% of the time) where it lands.
Where to find (39 POIs)
Higashi Pharmaceutical (tier 5), Don Vittorio Spagetto Residence (tier 4), Doominium Tower (tier 4), Navezgane High School (tier 4), Pete's Outlet (tier 4), Stand Tower (tier 4), Super Shamway (tier 4), The Wright Residence (tier 4), Town Hall (tier 4), Wasted Stiff's (tier 4), Buy-N-Go Apartments (tier 3), HSP Distribution Center (tier 3), Pop-N-Pills (tier 3), Super Savage Country (tier 3), The Grand Forks Estate (tier 3), Shamway (tier 2), The "Broken Dreams" house (tier 2), The Bennett Residence (tier 2), The Burnett Residence (tier 2), The Draycott Residence (tier 2), The Haug Residence (tier 2), The Johansen Residence (tier 2), The Lopez Residence (tier 2), The Sinkhole House (tier 2), Bobcats Bar (tier 1), Casa de Machina (tier 1), Pass-N-Gas Store #01 (tier 1), Pass-N-Gas Store #02 (tier 1), The Pawtato Residence (tier 1), The Powell Residence (tier 1), Box Factory, BRR Ice Cream, Deserted Working Stiff Tools, Figaro Square, Gray View Apartments, Nav Pest Control, Route 66 Restaurant Row, Wasted Pass-N-Gas, Westwood Place.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.