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Woman walking barefoot on warm floor indoors, closeup. Underfloor heating
Workers are installing metal ductwork in an attic for a heating system upgrade.
woman's frozen feet, dressed in Christmas socks, stretch toward fan heater (space heater). Heating crisis in European homes. Prices rises dramatically. Modern gray carpet serves as background
Woman walking barefoot on warm floor, closeup. Underfloor heating system, double exposure
Technician installing white electric convector heater on brick wall indoors. Concept of energy efficiency, utility services, and winter comfort for residential heating materials and media use.

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