Mounting structures is one domain where significant differentiation can be brought about by the various vendors.
This is owing to the diverse solutions that would be required for different types of roofs or for different types of requirements of the rooftop owner.
An article recently detailed how the company RoofTech works on customised and high-quality mounting solutions for building a PV array to face diverse site factors such as wind, moisture and hurricanes can be very challenging.
Read the article from Solar Power World
On reading the above article, one can understand how critical the role of well thought out and high quality mounting solutions are, especially for rooftop solar power plants.
This also implies how much value and differentiation rooftop mounting structures vendors can bring about to provide premium solutions to the market, and design something that is win-win for everyone.