It's helpful to know a little background aboutmounting solar panels before understanding why mounting solar panels upsidedown isn't the best idea. Let's jump into the basics of mounting and placingsolar panels; then let's jump into the good stuff: mounting solar panels upsidedown. Clearly it's pretty important to mount solarpanels the correct way. It's also really important to mount solar panelssafely. If you're planning on getting solar panels and need to mount them, keepthese tips for mounting solar panels. How Much Do Solar Panels Degrade Each Year? Should solar panels be covered when not in use? What to Do About A Solar Battery Draining.