![](http://www.alamy.com/thumbs/6/9DD530C4-92BF-479E-A13E-028E3BEBC66E/A8PD16.jpg)
A construction worker drills a hole in air conditioning ducting for rivets
Size: 3360px × 4993px
Photo credit: © Chris Cameron / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: air, attache, blue, conditioning, conect, construction, coveralls, drill, duct, ducting, hard, hat, join, overalls, pipe, rivet, safety, vent, ventilation, yellow