Capacity 20 photovoltaic panels Compatible panel size 2278 × 1134 × 30 mm Foundation system Galvanized steel posts anchored in isolated concrete piers, 1000 mm depth Tilt angles 20°, 23°, 25°, 28°, 30° (other variants available on request) Compatible Photovoltaic PanelsCapacity 20 photovoltaic panels Compatible panel size 2278 × 1134 × 30 mm Foundation system Galvanized steel posts anchored in isolated concrete piers, 1000 mm depth Tilt angles 20°, 23°, 25°, 28°, 30° (other variants available on request) Compatible Photovoltaic Panels.