Unusual DIY Solar hot water systems for my neighbor January 9, 2023 greta DIY Solar Power Systems Home » DIY Solar Power Systems » Unusual DIY Solar hot water systems for my neighbor DIY Solar I upgraded the system (which converts solar energy into 50-60 ⁰C water heating) by adding conventional mirrors Credit Sergiy Yurko2 PLease support our Sponsors - Or Buy an Item from our Catalog