Hard water pool
Calcium Hardness in Pools: What's Ideal and How...
Calcium hardness in a pool should be kept between 200 and 400 ppm. Too low and the water turns corrosive, eating into your plaster, grout, and metal fittings. Too high...
Calcium Hardness in Pools: What's Ideal and How...
Calcium hardness in a pool should be kept between 200 and 400 ppm. Too low and the water turns corrosive, eating into your plaster, grout, and metal fittings. Too high...
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