I got a 20kW (+18kW storage) system installed last year. It was NOT cheap but during the months of installation, all the components went up at least 10%, some a

I got a 20kW (+18kW storage) system installed last year. It was NOT cheap but during the months of installation, all the components went up at least 10%, some as much as 20%. It got so bad that the installer tried to renegotiate the contract midway through. Regardless, I'm glad I did it then. When I talked to my rep this March, she said they were months behind on even getting components now.