Aqua CB-24® Coarse-Bubble Diffuser

Coarse-Bubble Diffuser

Available Models:

• 61cm length,
• 304 L or 316 L stainless steel,
• Open or closed bottom

Airflow Range:

From 8.5 to 85 m3/hr per diffuser


Standard oxygen transfer efficiency of approximately 1.0% per 30cm of submergence*

* Diffuser performance is calculated for each specific application based on flux, density, depth and several other parameters. Please contact us 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