All of our semi flexible panels will only bend from the top (has the cable and logos) to the bottom a maximum of 10% of panel length. Bending the panel greater than this or trying to bend the panel from left to right will possibly damage the panel and also invalidate your warranty. RS PV Logic Flexi Solar Panel. The PV Logic Flexi is well suited for use where a super robust, low profile and lightweight panel is needed, or the substrate to which the panel will be fixed has a slight curve. Ideal for marine buoys, boat decks, camper vans etc. Self-healing top surface Completely waterproof Cells protected from hot spots Superior design: No square edges Easy fix. Each panel is assembled to ensure complete encapsulation. This ensures the 6 layer heavy duty laminate protects the solar cell circuit from extreme conditions. The junction box is also injected with special silicon, guaranteeing no water ingress