ECOLMA was established in Milan in 1975 as design, manufacturing and selling company of systems for waste-water biological treatment.

ECOLMA is specialized in planning and producing low-speed surface aerators called ROTOX for which ECOLMA has international patent n. 27262A/79.

Since 1975 more than 1000 surface aerators ROTOX type have been built and installed in Italy and abroad to equip treatment plants for municipal and industrial waste-water.

ECOLMA  SRL  Via Monte Cervino 28   20900 MONZA     ITALY     +39.039.746.988