- Mechanical seals designed for gas service
 - Detachable steel mounting feet
 - Alloy steel timing gears.
 - Cylindrical roller bearings.
 - Lip-type, hydrodynamic drive shaft seal.
 - Splash lubricated spur timing gears and drive end bearings.
 
RAM-GJ (Gas/Whispair) Rotary Positive Blower
Heavy-duty, versatile, bi lobe rotary blowers with mechanical seals and reduced noise
ROOTS® RAM Series gas unit featuring mechanical gas seals to reduce process leakage through the blower and WHISPAIR™ technology to reduce noise and pressure pulsations emitted from the blower.
- Pressure to 18 psig (1240 mbar)
 - Vacuum to 16” Hg (539 mbar)
 - Flows to 3550 cfm (6030 m3/hr)
 

