The Hydrotech Discfilter from Kruger USA provides high capacity, low energy usage and a small footprint. Woven cloth elements on multiple discs provide a large filtration area. An oscillating backwash spray header cleans media efficiently with low water consumption. Models including the 1700, 2200 and 2600 series can process up to 20 mgd. The filters are suited for effluent polishing, producing reuse water and removing phosphorus. They can be used for membrane pretreatment, primary wastewater filtration and CSO/SSO treatment. 919/677-8310; www.krugerusa.com.