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Roots® Universal RAI Rotary Lobe Blowers

Rotary lobe blowers engineered in a compact, durable design for continuous operation and outstanding reliability in demanding industrial environments.

The Roots® Universal RAI Series is a trusted line of rotary lobe blowers designed for continuous-duty industrial applications. These positive displacement blowers feature a compact, rugged design with bi-lobe impellers, delivering reliable performance across a wide range of pressures and flows. With flexible mounting options and robust construction, the URAI series is ideal for demanding environments requiring consistent air movement.

Key Features

  • Rotary Lobe Design: Bi-lobe impellers ensure smooth, pulse-free airflow.
  • Versatile Mounting: Detachable steel feet allow for four drive shaft positions—top, bottom, left, or right.
  • Durable Construction: One-piece cast iron casing and alloy steel timing gears.
  • Enhanced Lubrication: ROOTS® exclusive “figure-eight” gearbox improves oil distribution and extends gear life.
  • High Performance: Pressures up to 15 psig, vacuums to 16” Hg, and flows up to 2460 CFM.

Applications

Roots® rotary lobe blowers are ideal for:

  • Wastewater aeration
  • Pneumatic conveying
  • Industrial vacuum systems
  • Chemical processing
  • Food and beverage manufacturing