How much salt to add, at opening.

[Floorguy]

What's a rough amount of salt to add for opening? You know, after the drain down for closing.

12x24 rectangle, dropped about 6-8 inches or just below the skimmer

 

[mknauss]

You need to test your salt level to know. The Taylor K1766 kit is recommended for all that have a SWCG.