Originally Posted by tapex
You are most welcome.
One other thing I will add is even with both heating methods in use, (electric/propane) you can still run out of hot water. More so on the smaller 6 gallon tanks than the 10 gallon. The INCOMING water temperature will have a HUGE impact on how quickly it recovers too.
Using both doesn't provide an endless supply or to be confused with a tankless type water heater but it works very well with a little bit of consideration.