Central air-conditioning vents and pipeline, closeup of photo
Size: 4752px × 3168px
Photo credit: © YongXin Zhang / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: air, building, casting, ceiling, cement, concrete, conditioning, emissions, energy, equipment, facilities, features, fixed, framework, glass, gray, heat, indoor, industrial, internal, machinery, modern, paint, pipes, resources, structure, suspension, system, technology, transparent, unfinished, white, workshop