Roots Universal RAI Series Blowers
The Roots Universal RAI Series Blowers by ACFM are available in 17 different models, designed to deliver reliable performance for a wide range of air and gas handling applications. These industrial blowers are suitable for both pressure and vacuum operations across industries such as wastewater treatment, pneumatic conveying, and general industrial processes.
Available Models
18 Products
ROOTS™ Universal 22 URAI
ROOTS™ Universal 24 URAI
ROOTS™ Universal 32 URAI
ROOTS™ Universal 33 URAI
ROOTS™ Universal 36 URAI
ROOTS™ Universal 42 URAI
ROOTS™ Universal 45 URAI
ROOTS™ Universal 47 URAI
ROOTS™ Universal 53 URAI
ROOTS™ Universal 56 URAI
ROOTS™ Universal 59 URAI
ROOTS™ Universal 65 URAI
ROOTS™ Universal 68 URAI
ROOTS™ Universal 615 URAI
ROOTS™ Universal 76 URAI
ROOTS™ Universal 711 URAI
ROOTS™ Universal 718 URAI
Product Specifications
All models in our Roots Universal RAI Blowers series feature grease lubrication on the drive end, ensuring simplified maintenance and long-term operation.
The feet permit easy in-field adaptation to either vertical or horizontal installation requirements and any of the four drive shaft positions – top, bottom, right, or left hand.
Frame Sizes: 22 thru 718
All frame sizes are center-timed, enabling rotation in either direction for maximum installation versatility.
- Flow Rates: 10–2370 ICFM (17 – 4027 m³/hr)
- Pressure: Up to 15 PSI (1034 mbar)
- Vacuum: Up to 16 INHgV (539 mbar) (Dry)
- Horsepower: 0.1 – 70 BHP (0.07 – 52 kW)
With a wide operating range and robust construction, Universal RAI blowers provide consistent airflow, efficient performance, and dependable operation in demanding environments.
- Grease-lubricated drive end for reduced maintenance
- Flexible installation (vertical or horizontal mounting)
- Multiple drive shaft positions (top, bottom, left, right)
- Center-timed design allows bi-directional rotation
- Durable construction for long service life
- Suitable for both pressure and vacuum applications
- Wastewater treatment
- Pneumatic conveying / material handling
- Industrial air systems
- Chemical and petrochemical processing
- General air and gas handling systems
ACFM - Your Trusted Partner for Roots Blowers Houston
Being the authorized Roots blower distributor, ACFM can address any queries, industrial requirements, repairs, or service for industrial air handling systems. Contact our team to discuss your requirements and get expert guidance on selecting the right Universal RAI blower for your application.