- Single stage operation to 30 psig
 - Detachable steel mounting feet
 - Alloy steel timing gears.
 - Cylindrical roller bearings.
 - Piston ring air seals.
 - Lip-type, hydrodynamic drive shaft seal.
 - Splash lubricated spur timing gears and drive end bearings.
 
RAM-DPJ (Whispair) Rotary Positive Blower
Heavy-duty, versatile, high-pressure blower
ROOTS® RAM Series high pressure blower allowing for recirculation of externally cooled gas to cool the blower and achieve higher discharge pressures.
- Pressure to 30 psig (2068 mbar)
 - Flows to 670 cfm (1140 m3/hr)
 

