Surface Aeration Equipment
In 1960 Spaans Babcock started with the production of different types of surface aerators. Two standards crystallized themselves out, which are up to now a part of the scope of products. Surface aeration versus other aeration systems Until the introduction of the fine bubble aeration, the alpha factor was hardly known, because this factor of 0.93 had always been neglected with surface aeration. Later on, this comparison factor between pure water and sewage water became an increasing problem for the fine bubble aeration process.