Roots URAI J 33 — Roots URAI J positive displacement blower

    Roots URAI J Series

    Roots Blowers

    Roots URAI J 33

    Bi-lobe URAI with Whispair jet porting for reduced pulsation and noise

    • 195 ICFM
    • 12 PSIG
    (800) 955-6188

    Service & Support for Roots URAI J 33

    American Compressor Company sells, services, repairs, and supports Roots URAI J blowers across Los Angeles County and Southern California.

    The URAI-J adds Roots' proprietary WHISPAIR jet technology to the proven Universal RAI platform, delivering 3-5 dB noise reduction through controlled pressure equalization. The wrap-around plenum and jet ports meter discharge pressure in the direction of impeller movement, aiding rotation and reducing system shock. Available in 5 frame sizes (33, 36, 45, 47, 56), URAI-J blowers maintain the compact, durable bi-lobe design while achieving lower pulsation and improved efficiency for noise-sensitive applications.

    Typical Applications

    • Noise-sensitive wastewater treatment facilities
    • Pneumatic conveying with lower pulsation
    • Industrial air supply requiring quiet operation
    • Applications adjacent to occupied spaces
    • High-frequency vacuum applications

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