I am not clear as to what your current calcium hardness measurement for the pool is. If your calcium is already past 200 ppm then you are OK. Keep your PH down to 6.8-7.2 during this time and the plaster dust should contribute to the calcium.
Re: new plaster
I am not clear as to what your current calcium hardness measurement for the pool is. If your calcium is already past 200 ppm then you are OK. Keep your PH down to 6.8-7.2 during this time and the plaster dust should contribute to the calcium.
Last edited by mas985; 07-20-2006 at 08:51 PM.
Mark
Hydraulics 101; Pump Ed 101; Pump/Pool Spreadsheets; Pump Run Time Study; DIY Acid Dosing; DIY Cover Roller
18'x36' 20k plaster, MaxFlo SP2303VSP, Aqualogic PS8 SWCG, 420 sq-ft Cartridge, Solar, 6 jet spa, 1 HP jet pump, 400k BTU NG Heater
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