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Many households struggle to maintain comfortable temperatures without high energy bills. A common trick involves placing aluminum foil behind radiators to reflect heat back into the room. Experts explain that while this method can reduce heat loss by about 5-10%, its overall impact on room temperature is limited. Consistent maintenance of heating systems and sealing drafts are also crucial for comfort. Other recommendations include using window sealing materials and insulating pipes. It's important to keep furniture away from heat sources to ensure proper heat circulation and prevent fire hazards.