fog generation systems for special effects, humidification, cooling, odor control, dust control, disinfection and fire suppression, namely, nozzles, pumps, pipe, filters, fittings and parts and accessories therefore

fog generating valves for special effects, humidification, cooling, odor-control, dust control, disinfection, and fire-suppression; air cleaning units for use in smoke houses; and evaporative air coolers for domestic, commercial, and industrial use