The Solar Panel Spikes are a convenient solution to proofing solar panel voids and other gaps. They are quick and easy to install, simply apply a bead of adhesive such as Avisil/Avifix to the surface and adjust the spike to the correct length. Made from UV resistant polycarbonate and stainless steel. Available in 50cm lengths with a choice of 160mm or 210mm spikes. If required, the spikes can be cut using tin snips or good quality pliers.