| Fortress Destroyer Towers | |
|---|---|
| - Blockhouse - | |
 | |
| Damage/Pellet | 420 |
| Damage per Minute | 8400 |
| Targets | Land/Sea/Air |
| Rate of Fire | 20 |
| Range | 510 |
| Accuracy | 80% |
| Weapon Class | Cannon |
| Damage Type | Ballistic |
| Slot Size | Medium |
| Rarity | Extra Rare |
- "Designed for short range coastal attack and defense, the fast rotation housing allows for targeting of air units"
- ―Official Description
Blockhouse is an Extra Rare Cannon tower in Fortress: Destroyer. The Blockhouse is an exceptional cannon, mainly due to its unique ability, among other cannons, to target airborne enemies. That, plus a fairly high DPM means this is one of the best towers available.