OTT is a German company whomanufacturestube diffusers as MAGNUM® and STANDARD® sincemore than 25 years with membranes FLEXNORM® (EPDM) and FLEXSIL® (silicone).
With thenewestdevelopments AirRex - piping systems and D-REX - Disc diffusers with FLEXLON membranes our offer for high quality aeration systems for municipal and industrial wastewater treatment plants has been extended.

h the HE® program we could offer our customers comprehensive efficiency-oriented facilities for their sewage sustainably save energy and to optimize the performance of their aeration system.