A man tightening the heating pipes in an apartment...
A shot from above a welder, welding a central heating system pipe at night in an urgent intervention due to a ruptured and old pipe...
Pipes covered with foil thermal insulation to retard heat flow in boiler house. Central heating system with connected pipelines in building basement
Welding together a ruptured heating system pipe...
Close up shot of a man welding a heating system pipe at night...
Steam pipes with thermal insulation and valves in mechanical room. Central heating system in modern apartment building
Heating battery with temperature regulator. Central heater with temperature controller. House heating system
Central heater with temperature controller. Heating battery with temperature regulator. House heating system
Man adjusts the temperature of the battery. Central heater with temperature controller. Heating battery with temperature regulator, house heating system
Man adjusts the temperature of the battery. Central heater with temperature controller. Heating battery with temperature regulator, house heating system
Man adjusts the temperature of the battery. Heating battery with temperature regulator. Central heater with temperature controller. House heating system
Man adjusts the temperature of the battery. Central heater with temperature controller. Heating battery with temperature regulator. House heating system