# Heavy Walls & Doors

**[![HeavyWallsDoors.png](https://cannonmania.otter.land/uploads/images/gallery/2026-02/scaled-1680-/heavywallsdoors.png)](https://cannonmania.otter.land/uploads/images/gallery/2026-02/heavywallsdoors.png)**

**Cost ☐3 per hexagon**

Very strong walls and doors that are also radiation proofed.