A large industrial vent is featured prominently, with horizontal metal slats covering its entirety. The structure appears to be part of a building exterior, with visible weathering and discoloration on the surfaces.
A close-up view of an industrial fan with a metal grille, showing visible signs of dirt and wear. The fan blades are behind the grille, and the motor housing is prominently featured in the center.
Close-up view of a weathered and slightly rusted industrial fan or ventilation system. The focus is on the front protective grill with blurred background elements featuring similar equipment. The lighting is dim, providing a sense of age and usage.