Metal Roof

The roof can be connected to foundations, walls, and floors. The roof travels in a slant upwards reaching the height of a wall. They can be used to create bunkers or rooftops and can also act as a substitute for the ramp. Sheet metal is the second strongest building upgrade featuring twice the durability of Stone. The material can withstand up to 4 Timed Explosive Charges. Upgrading a roof to sheet metal quality requires 100 Metal Fragments.