The demand for energy-saving measures has increased significantly. But did you know that a good underlay not only provides stability but can also help lower your energy bill? Heat-insulating underlays retain warmth more effectively, ensuring greater comfort and reduced heating costs. Whether you have underfloor heating or simply want to create a pleasant indoor climate, choosing the right underlay makes all the difference. Curious about the best options? Discover our Top 5 Heat-Insulating Underlays and start saving smart!