This rack is made out of 6061 Aluminium known for its good strength and corrosion resistance. All fasteners are stainless steel.
These racks allow for 16" of ground clearance if the angle between the panels and the ground is 35 degrees. There is more clearance at larger angles. This clearance allows the solar panels to avoid shading from grass and other plants that might grow up in front of the panels. These racks will also work well for flat roofs.
This ...