Low CH can cause damage by leaching calcium out of plaster, concrete, tile, stone, and so forth. You increase CH by adding calcium chloride, sold as deicer at hardware stores, or with calcium hardness increaser sold by the pool store.
Re: Low Calcium Hardness - How to increase ?????
Low CH can cause damage by leaching calcium out of plaster, concrete, tile, stone, and so forth. You increase CH by adding calcium chloride, sold as deicer at hardware stores, or with calcium hardness increaser sold by the pool store.
Oval 12.5K gal AGP; Hayward 19" sand filter; Pentair Dyn 1 HP 2sp pump on timer
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