Are you in the market for a camper? If so, you’re probably neck-deep into RV research, including their basic construction and the various types of camper siding options. If you’re just beginning your search, however, you might be wondering: What is RV siding made out of? RV siding is typically made out of either aluminum or fiberglass; and while these are the most common materials used, not every RV is made the same. Fiberglass RVs are made from both laminated and molded fi...