Lowes sells a product I believe termed 'florida glass' it really is a clear vinyl with screen product imbedded, and it can be watertight. I mounted a few panels in a place where we were being constantly getting rain and irrigation drinking water, which solved the problem. Tesla struggles with https://marionucjr.blogocial.com/the-fact-about-solar-panels-that-no-one-is-suggesting-70428777