AER-GD Model (PNG - 42kb)AER-GD Action Shot (PNG - 78kb)Specifically designed for fixed mounting to allow impeller immersion to vary in accordance with flow and associated oxygen demand. Maintains aeration efficiency at variable speed. Four impeller options - 4-blade, to induce circulation in oxidation ditches, and 6-blade, for higher efficiency; LH or RH.


Ideal for oxidation ditches
Activated-sludge systems with baffles
Aerobic digestion processes
Unscreened plants


1.1 - 160kW
40 - 130rpm, geared drive
4 + 6 Blade, LH + RH impellers
Epoxy coated MS or SS options


High oxygen transfer
Intensive mixing
Easy access
Robust design - virtually zero maintenance
Brochure-download (PNG - 2kb)


Fixed bridge/platform mount only
Vertical operation only
1 x Surface drive
Fixed or minimal WL variation

Online-Enquiry (PNG - 2kb)