If you use a package, you will discover which the clamps that keep the solar panel to your framing will match, and most slide all the way down to lock the panels in place with the quick-to-entry bolt that chinches the clamp to your panel. Many people make these blunders https://messiahvsiuj.blogaritma.com/33899118/solar-cell-home-system-things-to-know-before-you-buy