Aqua EnduraTube®

Fine Bubble Diffuser

Available Membrane Materials:
EPDM, Silicone, and others upon request


Available Sizes:
Membrane lengths from 1 foot to 8 feet (30.5 to 244 cm) per diffuser


Airflow Range:
From 0.6 to 6.0 SCFM per foot of length (3.3 to 33.0 m3/hr per meter of length)


Standard oxygen transfer efficiency from 1.5% to over 2.0% 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.


    A unique attachment system significantly reduces installation time


    Any diffuser length is available to suit the needs of each application


    Highest quality EPDM rubber


    Integral Double Check Valve


    Attachment system eliminates structural concerns of many other tube diffuser designs


    Suitable for off/on applications


    Diffusers are factory assembled for easy installation


    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



Aqua EnduraTube® Diffuser Operation

Related Resources
Featured Story

Leacock Township Retrofits Diffusers: An Option That Saved Money and Increased Overall Plant Efficiency

In 1991, the village of Intercourse located in Leacock Township, PA was in need of a new wastewater treatment system. The system was to be efficient, reliable, and simple to operate and maintain. At the time, Sequencing Batch Reactor technology was emerging as an efficient and economical alternative to conventional flow-through systems. Knowing this, the township’s engineer, Rettew Associates, turned to Aqua-Aerobic Systems and began looking at the AquaSBR® system as a possible treatment system for Leacock Township.


Read More