Eco-Friendly Winter Preparation: 5 Ways to Save Heat and Money

Winter is the time of year when we use the most energy. However, we literally “let some of that heat out the window.” According to energy auditors, up to 50% of heat is lost through uninsulated homes, which leads to additional costs, unnecessary fuel consumption, and excess CO₂ emissions. Eco-friendly winter preparation isn’t just about comfort—it’s also a real way to lower heating bills and reduce your carbon footprint. Below are five effective steps you can take in any home or public building. 1. Insulate windows and doors—stop “heat leakage” Up to 30% of heat is lost through poorly sealed windows, old frames, or doors. This is one of the main reasons rooms stay cold even when the heat is on. What you can do:

• Check all joints. If you feel a draft, apply silicone or rubber sealant.
• Old windows can be temporarily insulated with thermal insulation film. It traps heat and lets light through.
• For entry doors, use door thresholds or thermal curtains in building entrances.

Result: less heat loss, reducing energy consumption by 15–20%. 2. Install thermostats or programmable heating systems Constantly “overheating” a room is a common cause of unnecessary expenses. Lowering the room temperature by at least 1°C reduces heat consumption by 5–7%. What to do:

• Install a thermostat or programmable controller on your radiators or boiler.
• Set a heating schedule—for example, lower the temperature when you’re away from home and raise it an hour before you return.
• For apartments in high-rise buildings, contact your homeowners’ association to install an individual heating control unit (ITP), which automatically adjusts the heat supply based on the weather.

Result: temperature control, a stable indoor climate, and up to 20% savings on heating energy. 3. Replace light bulbs with energy-efficient ones Lighting can account for up to 15% of household electricity costs. LED bulbs consume 5–8 times less energy and last up to 50,000 hours. What to do:

• Replace all incandescent bulbs with LEDs.
• Use motion sensors or timers in building entrances, stairwells, and courtyards.
• Choose bulbs with “warm white” light (2,700–3,000 K)—it creates a feeling of warmth and comfort.

Result: up to an 80% reduction in electricity consumption, reduced strain on the power grid, and long-term savings. 4. Check the insulation of your walls, roof, and floor Most heat is lost through the building’s structure: 30–40% through the walls, 20–25% through the roof and attic, 10–15% through the floor. What to do: If you live in a single-family home, insulate the walls with mineral wool, expanded polystyrene, or eco-wool. For apartments on upper floors, it’s important to check the condition of the roof and attic, where heat is often lost. In apartment buildings, it’s worth initiating an energy audit and including facade insulation in the thermal modernization plan. Result: a 30–40% reduction in heat loss, a stable indoor temperature, and comfort without overworking the heating system. 5. Use natural heat and the heat from household appliances

• Even simple habits can help retain heat more effectively:
• Open the curtains during the day to let the sun warm the room, and close them in the evening to retain heat.
• Keep radiators exposed; don’t block them with furniture or curtains.
• Use rugs, textiles, and soft coverings—they create an extra layer of insulation.
• The heat emitted by electrical appliances (oven, computer, refrigerator) can also be used wisely—the key is not to overheat the room.

Result: 5–10% heat savings without additional costs. Preparing for winter isn’t just about staying warm—it’s also about energy independence, financial stability, and caring for the environment. Each of these steps may seem small, but together they create an energy-efficient home—one that’s warm, economical, and eco-friendly. Start small—and you’ll feel the difference this winter.