hvac service worker doing maintenance and repair of central gas heating boiler flue chimney on house exterior

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Size: 5823px × 3882px
Photo credit: © ronstik / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: balanced, blue, boiler, building, central, chimney, cleaning, duct, equipment, exhaust, exterior, facade, fitting, flue, gas, heating, home, house, hvac, industry, install, installation, ladder, maintenance, man, metal, outdoors, people, pipe, professional, repair, screw, service, system, technician, tube, tunnel, uniform, ventilation, wall, worker, working