Pros and Cons Using Precast Solar Ballast Blocks vs. Mechanical Fasteners
There's little debate about the benefits of utilizing more solar energy to power our world, but there is quite a bit of debate on how best to keep those panels in place: mechanical fasteners or ballast blocks. Mechanical fasteners use fasteners that penetrate the roof at the area of installation to keep the solar panel in place while ballast blocks hold the panels in place using weight. Here are the pros and cons of using the ballast method over fasteners.
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