Ventilation system ceiling air duct in large shopping mall

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Size: 3023px × 2016px
Photo credit: © Piman Khrutmuang / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: air, background, building, ceiling, cleaning, cold, condition, conditioner, conditioning, construction, cool, duct, ducting, ducts, factory, fresh, health, heat, heating, hvac, industrial, industry, interior, large, mall, metal, modern, office, pipe, pneumonia, system, technology, tube, vent, ventilation