Doors and hatches
Grey Commercial Double Door V3
Press & hold Activate to lock it or set a combination. Upgrade & repair with a construction tool using the secondary action.
Harvest drops
Iron× 8-15
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.
Where to find (6 POIs)
Area 7 (tier 5), Grover High (tier 5), Navezgane Corrections (tier 5), Navezgane General Hospital (tier 5), z-work (tier 2), Pristine Healthcare.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.