Mounting Solar Panels on a Wall — a comprehensive UK guide on vertical solar panels installation, regulations, safety, and optimising solar energy efficiency. Wall-mounted solar is viable where roof space, orientation, or structure is limiting. The sun shines on other parts of your property too, including west-, east-, and south-facing walls, offering untapped opportunities to generate green energy. Select appropriate solar panel. Wall-mounted solar panels are distinguished from rooftop solar panels and ground-mounted solar panels, which are solar panels designed to be hung on a wall, using the method of installing solar panels by mounting a frame on the wall. If you want to find out how much solar panels will cost you first, just fill in our quick form. This approach, often referred to as.