How many rockets for a ladder hatch?

2 rockets, that is 2,800 sulfur.

How many explosive rounds for a ladder hatch?

63 explosive rounds, that is 1,575 sulfur.

Cheapest: 63 explosive rounds (1,575 sulfur); most expensive: 2 rockets (2,800).

Tool

Ladder Hatch — 250 health: 1 C4, 2 rockets, 4 satchels or 63 explosive rounds.

250 health

Explosives

Cheapest in sulfur

63 × Explosive 5.56 Ammo

Fastest without sulfur

23 × Salvaged Hammerin 20:50

With siege weapons: 4 hits, Battering Ram, in 0:18

How many C4, rockets, satchels and explosive rounds walls, doors and the tool cupboard take; sulfur under each number

What we break
Wooden Wall250 health	12,200	22,800	31,440	481,200
Stone Wall500 health	24,400	45,600	104,800	1824,550
Sheet Metal Wall1,000 health	48,800	811,200	2311,040	3999,975
HQM Wall2,000 health	817,600	1521,000	4622,080	79819,950
Wooden Door200 health	12,200	11,400	2960	18450
Sheet Metal Door250 health	12,200	22,800	41,920	631,575
Armored Door1,000 health	36,600	57,000	157,200	2506,250
Wood Double Door200 health	12,200	11,400	2960	18450
Sheet Metal Double Door250 health	12,200	22,800	41,920	631,575
Armored Double Door1,000 health	36,600	57,000	157,200	2506,250
Garage Door600 health	24,400	34,200	94,320	1503,750
Metal Shop Front750 health	36,600	68,400	188,640	3007,500
Ladder Hatch250 health	12,200	22,800	41,920	631,575
High External Wooden Wall500 health	24,400	34,200	62,880	962,400
High External Stone Wall500 health	24,400	45,600	104,800	1824,550
High External Wooden Gate500 health	24,400	34,200	62,880	962,400
High External Stone Gate500 health	24,400	45,600	104,800	1824,550
Tool Cupboard100 health	12,200	11,400	1480	9225
Auto Turret1,000 health	24,400	45,600	41,920	1002,500
SAM Site1,000 health	24,400	45,600	41,920	2005,000