Both in municipal and industrial wastewater treatment plants, BONTEC AG plays a ground-breaking role in the field of microbubble aeration technology and WTP equipment. Many years of practical experience and innovation aid our ability to satisfy the ever-growing demands for operational safety, productive efficiency and cost effectiveness.

The most important elements of the fully procedurally developed aeration system patent of BONTEC AG (Euro Patent no. 058 63 29, US patent no. 058 63 29, patent no. 5,352,391) are the ventilation elements BT50. They are used in biological waste water treatment for oxygenation purposes. The BT50 aeration elements are groundbreaking in configuration and function, geared towards a long lifespan, chemically durable and unmatched in terms of oxygenation and oxygen yield values.

Credo

A Holistic Quality Approach

From the planning of a complex system to the welding of high quality materials to perfect final assembly and the subsequent maintenance our customers know, value and place their trust in our quality. At the same time, however, a leading company like KELAG Group must also do everything to not only maintain, but to also extend its quality standards For this reason we will also continue to further develop our already comprehensive national and international accreditations and qualifications from leading professional organisations in the future. As a customer, this provides you with the certainty of working with a partner who does not make any compromises when it comes to quality.
Future Prospects

The KELAG GROUP is currently taking a leading position due to its technological expertise which is combined with professional aptitude. We will continue to maintain this position in the future by focusing on the requirements of our customers more flexibly, developing more up-to-date products, offering better services, and developing even more successful solutions with you as a customer Place your trust not only in our spirit of innovation, but also our stability which you can be certain of providing continuity.

Company management

Both in municipal and industrial wastewater treatment plants, BONTEC AG plays a ground-breaking role in the field of microbubble aeration technology and WTP equipment.

The most important element of the fully procedurally developed aeration system is the patented BT50 aeration elements.

Many years of practical experience and continuous innovation aid our ability to satisfy the ever-growing demands for operational safety, productive efficiency and cost effectiveness.

Spare Parts and Services