Aqua CB-24®

Coarse Bubble Diffuser

Available Models:
24 inch (61 cm) length, 304 L or 316 L stainless steel, open or closed bottom


Airflow Range:
From 5.0 to 50 SCFM (8.5 to 85 m3/hr) per diffuser


Standard oxygen transfer efficiency of approximately 1.0% per foot of submergence*


* Diffuser performance is calculated for each specific application based on flux, density, depth and several other parameters. Please contact an Aqua-Aerobic Systems, Inc. representative for your application. Test results per ASCE testing methods are available.


    Tried and true system offers low maintenance, non-clog design for years of reliable service


    Available with full-length deflector shield or open bottom design


    All in-basin equipment 304 L or 316 L SS


    No diffuser fouling or replacement


    No moving parts


    Tolerates higher air and water temperatures


    Resistant to attack from most common wastewater chemicals


    Factory and on-site testing available


    Single source for design and equipment supply


    Guaranteed oxygen transfer performance


    Complete diffuser, pipe support and piping fabrication


    Complete systems available including blowers


    Aeration Basins


    Aerobic Digesters


    Air Stripping


    Equalization Basins




    Post Aeration


    Sludge Holding Tanks


    Swing Zones


    Aerated Lagoon


    Aerated Stabilization Basin


    Extended Air


    Flow-through Activated Sludge


    Membrane Bioreactor


    Oxidation Ditch



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