Salt Water Systems With High Calcium Hardness Posted by Ken Scheer on Dec 19, 2016 Salt systems have been extremely popular for many years now and when they are functioning properly it can make your swimming experience in your pool … Your pool should be at a pH between 7.4 and 7.6. Ideally, you’ll want to maintain your calcium hardness … If the calcium hardness level in your pool gets too high, the water will be hard. The first indication will likely be a cloudy pool. Does a salt water … Related: LSI Balance and Calcium Management (Pillar 1) Saltwater pools have to be maintained differently than non-salt pools for a few reasons. It is at 75 ppm. Although calcium hardness can undoubtedly be fixed, it’s a pain when your pool water levels aren’t balanced properly. Developing white flakes or calcium buildup in non-saltwater pool is not common, unless you are using a pool heater or you have not been monitoring and balancing Calcium Hardness (CH), pH, TA and other minerals levels, and these levels have gone extremely high forming calcium scales in your pool. Hardness, on the other hand, is a measure of the calcium and magnesium in the water. Too much calcium hardness causes scaling in your pool and too little causes your pool … But if the cloudiness doesn’t dissipate after shocking, especially if you try it a couple of times, it could be too much calcium … When water is too hard, white scale forms on equipment and pool surfaces. With sufficient levels of calcium dissolved, the aggressive nature of water is tamed and will help prevent the leaching out of certain substances in pool equipment. Although soft water is desirable in everyday home use, calcium hardness is necessary in pool water. Both are caused by a pH imbalance. Oh wow, I was just about to buy calcium carb for my vinyl pool. Levels which are too low, require the addition of calcium chloride. There are two types of calcium compounds that form in pool water and create scaling--calcium carbonate and calcium silicate. Understanding Calcium Hardness. For one, saltwater pools, thanks to the salt added to the water, have a baseline TDS of at least 3000 ppm more than other types of pools. This can also be accomplished by dilution (draining old water and adding water to the pool that has lower calcium hardness content). My pool is four years old and nobody ever measured total hardness until now. Calcium Scales: Causes, Clearing and Preventing White Flakes in a Saltwater Pool. Recommended range for calcium hardness is 200-400ppm. Thanks for the heads up here. When it is too soft, … Ideally, your total hardness should fall between 200-400 ppm, however, it may vary if you have a fiberglass or vinyl pool. 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