Solar Panel Cleaning vs Rain: Is Rain Enough?
Rain can rinse loose dust from solar panels, but it does not reliably remove every type of dirt or keep a system operating at its best. In Mount Waverley, where roofs are exposed to changing weather, garden debris, pollen and urban dust, the answer depends on what has settled on the panels, how much rain falls and whether water can drain away cleanly. For many homes, regular rain provides some useful natural rinsing, so frequent cleaning is unnecessary. However, rain is