The Opti-Klens II is for use on standard faucets. This unit mounts to the spout with two spray nozzles curving upwards. Delivering more than 3 gallons of water per minute, it does so at a reasonable height, qualifying as a full face wash. No plumbing required. Two of the most common adapters are packed with the unit. Other adapters are available from manufacturer.
For laboratory/gooseneck faucets, use the Opti-Klens II Lab