Ventilation tubes on an outer wall

---

Size: 3940px × 2955px
Photo credit: © Panuwat Katlungka / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: air, architecture, blue, building, design, duct, exterior, industrial, industry, iron, metal, outdoor, outdoors, outer, pipe, pipes, roof, sky, technology, tube, tubes, tubing, vent, ventilation, wall, white