top light with strength FRP panel light weight,stiffness strength energy ... building and truck body, widely Used in boat,yatch,wind turbine,sports,tank cover and so on.FRP surface thickness ... truck as truck wall, floor,ceiling, fairing, guard; in wind turbine act as blades, canopy housing and rotor hoods; in sport ... protection for tanks, pits, pipes and grates. top light with strength FRP panel