An underfloor heating cost calculator is a quick way to estimate how much you’ll spend on materials, installation, and long-term running costs. By entering details like room size, floor type, and whether you’re using electric or water-based systems, the calculator gives you a clear price range before you request quotes. It’s especially useful for comparing retrofit versus new-build costs, understanding potential labour charges, and checking whether your project fits your budget. While online calculators provide helpful ballpark figures, real installers will give the most accurate numbers based on layout, insulation, and existing flooring conditions.