Doors and hatches
Orange Closet Door
Press & hold Activate to lock it or set a combination. Upgrade & repair with a construction tool using the secondary action.
Harvest drops
Wood× 2
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
When it collapses
Falling, it leaves 
Wood Debris (Terrain) (75% of the time) where it lands.
Where to find (9 POIs)
Vanity Tower (tier 5), Don Vittorio Spagetto Residence (tier 4), Good Life Apartments (tier 4), Pergola Apartments (tier 4), Regional Paper Company (tier 3), Glove Affair Boxing Gym (tier 2), The Bennett Residence (tier 2), Blue Clover Hotel, Crispwell Residence.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.