80 before procedure and 80 now. Never could get sample to turn red - only purple. Took 8 drops to get it to turn blue.
Re: Results of Ascorbic Acid Treatment for Stains
80 before procedure and 80 now. Never could get sample to turn red - only purple. Took 8 drops to get it to turn blue.
In-ground rectangle 18x36 vinyl, 26,000 gallons, Hayward super pump, 1/2 HP motor, Hayward Sand Filter, Hayward Navigator Cleaner, Gas Heater (valved off now), county water system same as house, Atlanta, Ga area
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