Jet Inc. BAT Media Plants offer variable capacity in NSF 40- and 245-listed treatment systems. The precast concrete J-1500 Series provides complete effluent treatment from 500 to 1,500 gpd with the option of a fully integrated pump tank. The 500- and 800-gpd PLT series tanks are the lightweight, rotationally molded alternative to the concrete J-1500 Series. The seamless polyethylene tanks are easy to transport and install in the most difficult site conditions, according to the maker. 800-321-6960; www.jetincorp.com.