Elevated section of the pipelines

Keywords:

pipe, pipeline, tube, duct, conduit, central, heating, system, metal, two, elevated, bending, heat, coupling, parallel, rust, rusty, circulation, insulating, thermal, isolation, lagging, lag, hot, water, warmth, warm, Ukraine, Europe, heat-conducting, aqueduct, water-supply, plumbing, piping, iron, steel, large, diameter, industry, industrial, cylinder, supply, equipment, transmission, infrastructure, gas, sky, cloud, cloudy, blue,