sr286

1)frp industry grate drainage trench cover 2)corrosion resistant and fire retardant 3)material:fiberglass&resin&mixture 1)Name:frp industry grate drainage trench cover 2)Material:fiberglass & resin & other mixture 3)Surface:flat surface 4)Panel Size:1226x3666mm/panel 5)The right side mesh size:19x19mm The other side mesh size:38x38mm Height:22mm 6)Advantage:corrosion resistant,fire retardant,easy ...