ENVIROTECH

INDUSTRIAL AND SEWAGE FILTERING SYSTEMS AND FILTRATION APPARATUS COMPRISING VACUUM, PRESSURE AND GRAVITY FILTERS-NAMELY, DRUM, DISC, PAN, HORIZONTAL, LEAF, SAND, CARBON, CHEMICAL, AND ENDLESS BELT FILTERS; STATIONARY AND MOVABLE FILTERING SCREENS; FILTER PRESSES, TRICKLING FILTERS; PARTS FOR FILTRATION APPARATUS-NAMELY, FILTER GRIDS, FILTER CONTROLS, FILTER MEDIA AND ALIGNMENT APPARATUS FOR PROVIDING FILTER MEDIA ALIGNMENT, AND PARTS AND COMPONENTS OF THE ABOVE FOR USE WITH FILTRATION APPARATUS AND FILTERING SYSTEMS