The corrugated medium and linerboard board are made of kraft containerboard, a paperboard material usually over 0.01 inches (0.25 mm) thick.
The panels contain cells made in China, Taiwan and, sometimes, Germany. Grape still plans to import inexpensive Chinese-made cells, and to buy Oregon-made inverters -- which convert direct current to alternating current -- for the panels it assembles in Eugene.
â Comes with everything you need to install it on your tiny home â Qualifies for 30% tax credit, based on the overall installation cost Cons: â This system is big, so youâll need plenty of space for it. Best Grid-Tied Kits: Grape Solar 5830 Watt Grid-Tied Solar Kit