In this pack there is the following,
Wall left
Price; £5000
Daily upkeep; £2
Capacity; 2 Million
Wall Right
Price; £5000
Daily upkeep; £2
Capacity; 2 Million
Bunker
Price; £20000
Daily upkeep; £2
Capacity; 4 Million
Small tank
Price; £10000
Daily upkeep; £2
Capacity; 500000
Large tank
Price; £20000
Daily upkeep; £2
Capacity; 1 Million