For a solar calculator to be accurate it needs to account for many factors that are unique to your home.  Calcu-Solar analyzes the same data that solar providers depend on. Using state of the art technology, our engineers use a heat map to create a custom design for your home.  By answering a few easy questions, we determine your energy consumption in terms of kilowatt hours.  That information allows us to calculate system size, annual production, and yearly savings based on current solar prices near you.  We save you time and energy by matching you with the best provider for your unique situation.  Calcu-Solar is the #1 solar calculator homeowners rely on for solar estimates!