Upgrade path

Wood Shutters Inside→ 1× Iron Shutters →Iron Shutters Inside→ 1× Steel Shutters →Steel Shutters Inside

Hit a placed block with a stone axe, claw hammer or nail gun while carrying the material of the next step: 5 hits per upgrade.

Crafting

Craft at Backpack · makes 1

Crafted as Wood Shutters: pick this one of its variants when you place it.

Harvest drops

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 (6 POIs)

Our Best Moments (tier 2), The Engall's Residence (tier 2), The Knowbly Cabin (tier 1), The Simmons Shanty (tier 1), The Smokehouse (tier 1), Forgotten Playground.

Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.