The SOLARPANEL-FIX software, part of fischer’s FiXperience suite, makes it quick and easy to plan, and calculate compliant solar panel systems on roofs. With just six steps and the entry of a few common parameters, an installation plan is available with verified calculations and a complete parts list to create PV substructures. Formulas and calculations are continuously displayed, providing added transparency and reliability. The intuitive and clear input structure, logical design process, and simple features make the software user-friendly.