Finish: Brick red

The speakers

2"W 8"D Alumin Air Curtain: Ambient Air

Features: Oxford Collection

AA Battery:

Reset Volume Controller: 3800 Series, Direct/Reverse Acting, Normally Open or Normally Closed Finish: Brick redReset Volume Controller: 3800 Series, Direct Reverse Acting, Normally Open or Normally Closed Item 20RG03 Mfr. Model P 3800 2 Reset volume controls connect to a pneumatic thermostat or other pneumatic device and control the airflow through a VAV (variable air volume) box. They act as sub controllers for the thermostat and interpret the pneumatic signal to optimize airflow for their HVAC branch. Brand JOHNSON CONTROLS Series 3800 Manufacturer Part