Voted Best Answer
Jun 21, 2017 - 05:00 PM
You always want to have plenty of extra capacity, so the SJ40. You can always go bigger as well. Here is a little more info about system sizing:
https://discountsaltpool.com/What-Size-Salt-Pool-System-Is-Right-For-Me
https://discountsaltpool.com/What-Size-Salt-Pool-System-Is-Right-For-Me