Sizing of hot water storage tanks

In the planning phase, you can still experiment with the photovoltaic system. Once it is installed on the roof, changes are no longer so easy (or inexpensive) to implement (changing the inverter, planning strings, number of trackers, etc.).

That's what I meant. Thanks for the info!

Regards,

Dirk

The plumber company I trust has calculated for us that with the [bei uns Eingebautem] we comfortably manage 180 L. As long as not simultaneously 2 people want to shower in 2 showers ->->->while<-<-<- we at the same time fill the bathtub completely with 40° hot water.