Tbh, instal solar is a good move. Regardless the roi

Money sure can get back long term.
Maintenance here and there along the way - biasa lah but not that frequent la.
Most importantly, go green, save earth, leave a better world to the next generation.

I stand corrected, I did not take into account that the electricity still need to be paid for EPF case.
Basically the moment once the gains from EPF cannot cover the electricity bill, you cannot rely on compounding value to beat solar case.

Is the solar collection consistent through out the entire year? Feels like some certain month it's always raining or cloudy

Heard TOU public holiday n weekend considered off-peak... really.