Fitter installs a gas shutoff valve in the boiler room.

---

Size: 5270px × 3468px
Photo credit: © Valerii Maksimov / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: boiler, bolt, connection, construction, energy, engineering, equipment, factory, fitter, gas, heat, industry, installation, management, metal, nut, pipe, pipeline, pressure, production, room, sensors, system, technical, technology, valve, work, worker, wrench