Research

Unlock Tier 4

Unlock new research recipes

Unlock Tier 4 is a research project in Solarpunk that costs Copper. It requires Unlock Tier 3 to be researched first. It opens the path to Glass Materials, Iron Tools, Basic Home Decor.

Material cost

1× Copper

Unlocks recipes

This research does not unlock recipes directly.

Prerequisite research

Unlock Tier 3

Plan the full route to this research ›

Unlocks research

Glass Materials
Iron Tools
Basic Home Decor
Farming & Animal Decorations
Deco Shelves & Dressers
Deco Outdoor Bushes & Plants
Unlock Tier 5

Research info

Row ID: LvL_4
Type: Other
Unlock: Progression
Source: Verified game data