Simple Solar Racking Solution for Flat Roof and Ground. Simple , Modular and one piece design. Roof friendly and 100% Recyclable. Ballasted commercial flat-roof and ground mount racking solutions. Most cost effective solution available. Simple, Modular and one piece design. Solar String Inverter Mount. If string inverter is mounted within 1 foot of the array, it meets the NEC 2014 rapid shutdown requirements.