Solar installations have a 30% tax rebate currently. So your $20k would actually be $12k, makes the math a bit better. Plus, are you counting in inflation of e

Solar installations have a 30% tax rebate currently. So your $20k would actually be $12k, makes the math a bit better. Plus, are you counting in inflation of electricity prices in those 20 years? I'm sure electricity isn't going to get cheaper