Roof Panel Footprint PlannerWHATSON / SOLAR & BATTERYRoof Panel Footprint PlannerFit modules into an entered rectangular usable area in two orientations.Starting values are editable examples. Enter your own loads, datasheet values and site assumptions.1 Usable rectangleUsable roof length (m)Usable roof width (m)2 Module and gapsModule length (m)Module width (m)Clear gap between modules (m)Module power (W)Calculate resultReset inputs