The Vorelodos aerobic digester from Sanitaire - a Xylem Brand combines equipment, controls, and services to help wastewater treatment plants meet current and future EPA effluent and biosolids regulations while also helping reduce operational costs. The Vorelodos lowers chemical use as a result of alkalinity recovery and a reduction in the amount of phosphorus being returned to the plant. The digester is suitable for newly constructed conventional activated sludge plants or upgrades to existing plants over 0.5 mgd, as well as oxidation ditch upgrades and aerobic digester aeration retrofits. 704-409-9700; www.xylem.com