F Filtraflo™ Filtraflo™ constitutes a complete range of modular and flexible skid-mounted media pressure filters, for municipal and industrial applications Adsorption - Extraction H Hydrotech Discfilter Discfilter offers a large filtering area in a small footprint for municipal effluent polishing and industrial water reuse. Filtration Hydrotech™ Drum Filters Patented mechanical self-cleaning drum filter for municipal and industrial recovery water applications. Filtration