A derivative of the standard Model 320 Thermostatic Mixing Valve for institutional group fixture control. Compact design with top and/or bottom blended water outlet makes Model 320 ideal for recessed enclosure, plumbing chase and utility/mechanical room installation.

Factory supplied pre-plumbed and pressure-tested Model 320D is supplied as standard with inlet check valves, strainers, unions, isolations valves and outlet thermometer and stop valve.