The pool store is just guessing (kind of like us)...to be off a few hundred gallons is no big deal...I would go by your manual (it's more conservative).
We are glad to help...we do like pics though so if we could get one of the pool once it's all sparkly...we like those
We are glad to help...we do like pics though so if we could get one of the pool once it's all sparkly...we like those