Ultra Lightweigh: Thanks to advanced polymer materials, this product weighs 70% less than conventional solar panels, making transportation and installation a breeze Super Thin Lamination: Hardly noticeable, the Renogy 175W Lightweight Panel laid flat is only a tenth of an inch tall. Approximately 95% thinner than its rigid counterpart, this panel is ideal for a stealthy solar setup Highly Durable: Rigorously tested, the 175W panel Was designed to withstand extreme wind of up to 2400 PA and snow loads of up to 5400 Pa