Guardian G1100 Plastic EyeSafe Faucet-Mounted Eyewash, Adjustable Aerated Outlet Heads Outlet heads are mounted 3" apart and deliver a soft, aerated flow of water. Heads angle forward toward user. Angle of heads is adjustable to permit full coverage and avoid splashing Forged brass diverter valve. Pull knob to activate eyewash; water pressure holds eyewash in operation, leaving users hands free. Push knob or turn off faucet to return to normal faucet operation Inlet: Body has 55/64" -27 female thread. Furnished with three adaptors (15/16" -27, 13/16" -27 and 3/8" IPS) for installing on most commonly used faucets, including laboratory-type faucets Outlet: Furnished with removable aerator on bottom Quality Assurance: Each unit is completely assembled and water tested prior to shipment