Water purifier

The  is an electro-mechanical device. People use water purifiers for filtering contaminants from water. Water purifiers are used in Vault-Tec Vaults.

Typically, a water purifier is located in the Filter Room of a standard Vault. The water purifier is a component of the life support system. If properly cleaned and maintained, the water purifier is designed to last nine hundred years without failure.

Vault 101 History
On July 12, 2268, Stanley Armstrong, with the aid of Andy, repairs the water purifier.