A Caged re-bar Foundation requires a 90cm Diameter Foundation Hole.
NB: It is important to allow an additional 30cm Hole depth, this provides a 30cm Cement Bed below the bottom Flange Plate to take the vertical load of the DART.
We advisable to install a Earth/Ground spike at the same time, old school would be a Re-bar or Star Picket.
The Below information is required before we manufacture a DART unit to your Specification;
1. Required Panel Clearance from the ground, when Racking is at 60 degree tilt ?
2. Tell us how many kWh of Energy you want to Generate per Day ?