FC-8
TC-0
TC-8
PH-7.8
TA-100
CH-160
CYA-55
Do I need to lower my PH a bit before closing the pool?
AGP 25,000 gallons
sand filter
NE OK
TC-0
TC-8
PH-7.8
TA-100
CH-160
CYA-55
Do I need to lower my PH a bit before closing the pool?
AGP 25,000 gallons
sand filter
NE OK