Factory & warehouse ventilation – general air exchange, heat removal
HVAC make-up / extract air – supply or exhaust in large spaces
Plant room ventilation – cooling electrical panels, generators, compressors
Heat & fume extraction – workshops, welding bays (non-hazardous areas)
Cooling tunnels / air curtains – moving large volumes of air over distance
Agricultural buildings – poultry sheds, barns, crop storage ventilation