How do you know how much heat or cooling your home really needs? Properly sizing your heating and cooling systems is crucial for comfort and energy efficiency. In this video, Phil from Euroheat explains the different methods for determining your home’s heat load, from simple rule-of-thumb calculations to detailed thermal modeling. Learn why accurate sizing is essential, the benefits of professional heat load calculations, and how to avoid common pitfalls. Whether you’re planning a new installation or upgrading an existing system, this guide will help you make informed decisions for optimal performance and savings.