Corrosion resistant and allows unrestricted flow of water. Assures proper flow adjustment for differing supply pressures. Speakman units deliver large amounts of water even at low pressures. Inline strainers are standard on most proprietary models, optional on others. Filter debris which could be washed into user's eyes.
Activator is easy to locate and use.
Standard units meeting OSHA requirements and ANSI Z358.1 are available. 5.1.1 A means shall be provided to ensure that a controlled flow of potable water or its equivalent is provided to both eyes simultaneously at a velocity low enough not to be injurious to the user. There shall be no sharp projections anywhere in the operating area of the unit. 5.1.3 Nozzles shall be protected from airborne contaminants. Whatever means is used to afford such protection, its removal shall not require a separate motion by the operator when activating the unit.