Whiteout Survival Furnace Guide
Furnace FC 4 Upgrade Requirements & Resource Cost
Milestone Unlock: FC4 Apex Troops
Prerequisite Buildings
Embassy FC4 + Infantry/Lancer/Marksman FC4
Base Build Time
65d (1,560h)
Fire Crystals Needed
1,400 FC
🥩 Meat
1.60B
🪵 Wood
1.60B
🪨 Coal
320.0M
⛏️ Iron
80.0M