This steel module frame could increase durability of large format solar panels (and lower costs) - Solar Builder

This steel module frame could increase durability of large format solar panels (and lower costs) - Solar Builder https://solarbuildermag.com/news/this-steel-module-frame-could-increase-durability-of-large-format-solar-panels-and-lower-costs/ This steel module frame could increase durability of large format solar panels (and lower costs)  Solar Builder