- Rigid cast iron cylinder and headplates
 - Anti-friction ball bearings
 - Splash lubricated spur timing gears
 - Inlet and discharge connections in standard pipe sizes
 - Involute profile ductile iron impellers
 
DVJ Whispair Exhauster
Heavy-duty, versatile, rotary blower
This WHISPAIR dry vacuum exhauster has a discharge jet plenum design which allows cool, atmospheric air to flow into the cylinder.
- The Design permits continuous operation at vacuum levels to 20” Hg (675 mbar) with a single-stage unit.
 

