Counting House Vault n°5 Key is a miscellaneous Story Item. Having this key in your inventory allows access to the corresponding vault in the Counting House.
An elaborately gilded key.
Properties
Miscellaneous Items
Rarity: Story Item
Weight: 0.01 kg / 0.02 lb
Price: 1 gp 
UID
LOW_CountingHouse_BigSafe05_KeyUUID
2abb3c1d-06c5-46b5-a379-9b212c71296b
Where to find
Can be looted or pickpocketed from Avery Sonshal in Felogyr's Fireworks in the Lower City.
Notes
See the Counting House page for a list of key locations.