// exact calculation
How many Propane Explosive Bomb (planted) for Ladder Hatch
Calculation for Ladder Hatch (250 HP) using this explosive type only.
HP
2items
needed when raiding with Propane Explosive Bomb (planted) alone
needed when raiding with Propane Explosive Bomb (planted) alone
Target hitpoints250
Total sulfur1,800
Sulfur per unit900
Harmless overkill6.75
Explosive Rifle Ammo is cheaper: saves 225 sulfur. See the Explosive Rifle Ammo calculation →
// method comparison
Other ways to break Ladder Hatch
| Explosive type | Quantity | Sulfur |
|---|---|---|
| Explosive Rifle Ammocheapest | 63 rounds | 1,575 |
| Propane Explosive Bomb (planted) | 2 items | 1,800 |
| Propane Explosive Bomb (catapult) | 2 items | 1,800 |
| Satchel Charge | 4 items | 1,920 |
| Beancan Grenade | 18 items | 2,160 |
| Timed Explosive Charge | 1 items | 2,200 |
| Rocket | 2 items | 2,800 |
| F1 Grenade | 50 items | 3,000 |
← All raid methods for Ladder Hatch
Important: this is a reference minimum from the current database, not a guarantee. Check the source and target state before a raid.