2-1/4 inches of clearance is necessary both above and below the dispenser

Motor Bearings: Ball

The Bradley Halo Eye/Facewash station includes a plastic eyewash bowl with hinged dust caps and exceeds the American National Standards Institute's Z358

Bradley 269-1754 Overflow Ring- Oval Chrome Replacement Part

5' x 8' Double Bowl Undermount Kitchen Sink

Dynaquip 2 in Double Acting Pneumatic Actuated Ball Valve, 1-Piece - PYSA8AJDA105A Length-42" 2-1/4 inches of clearance isThis compact Dynaquip pneumatic actuated ball valve provides accurate alignment and features a hard anodized aluminum housing, an anticorrosive coating, and a NEMA 4 enclosure. Model is ideal for diverter type applications and suitable for continuous rapid cycling or hazardous conditions. Integral 120VAC, 60 Hz, NAMUR mount solenoid with three 1 4" NPT ports.