Ключевые слова: apartment, background, boiler, central, climate, closeup, cold, comfort, construction, control, device, domestic, ecological, energy, environmental, equipment, gas, heat, heater, heating, home, hot, house, household, interior, metal, modern, object, pipe, pipeline, plumbing, power, pressure, radiator, regulator, room, steam, system, technology, temperature, thermal, thermostat, tube, valve, wall, warm, warmth, water, winter,