Honeywell 3/4" Unitary Valve (4 Cv)

Single-seated, straight-through, pneumatic valves used for proportional control of unit air conditioners using hot and/or chilled water. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices. Features Available in normally-open (A models) or normally-closed models (B models). Straight-through pattern. Rotating actuator for aligning air connection with control air piping. Molded replaceable composition disc for tight shut-off. Flare tube connections. Small physical size.