I noticed when I add chlorine to my hot tub 400gal the chlorine drops pretty fast and doesn’t hold. Do the same rules apply to a spa as a pool regarding SLAM? And should the hot tub hold chlorine for the day?
ph 7.5
TA 80
CYA 30
Calcium 180
FC 0. I added 1.5oz of chlorine this morning.
ph 7.5
TA 80
CYA 30
Calcium 180
FC 0. I added 1.5oz of chlorine this morning.