Jump to If the pool water becomes too hard (calcium hardness greater than . - If the pool water becomes too hard (calcium hardness greater than 400 ppm) Cloudy pool water.Your pool can only hold so much calcium in your pool, dissolved as a calcium salt, before it reaches its saturation point. Water Scale.Excessive hardness in a swimming pool left untreated can result in water scale. Jump to Why is my pool calcium hardness too high? - Shocking the pool water adds calcium, . How to Lower Swimming Pool Calcium Hardness. Calcium hardness is the measure of how hard or soft your pool water is, and . If you stray too high or too low from that goal, your water will become too soft or . Calcium hardness is the measure of how hard or soft your pool water is, and . is too high, when a pools calcium hardness level is too high it becomes basic and . Specifically, water with high calcium hardness gets cloudy unless the . To avoid damage to pools and spas from unbalanced water, test calcium hardness at . Amazon.com : In The Swim Pool Calcium Hardness Increaser - 25 lb. Pail : Swimming Pool Maintenance Kits : Garden & Outdoor. May 21, 2016 - High levels of calcium chloride lead to hard water, low levels lead to soft water. When the water in your swimming pool is tested by your pool . Jun 3, 2014 - . soft water is not simple. It involves a very delicate balance. . 'Hard' water can have high levels of calcium and magnesium. If these levels are too . But in a pool, some calcium hardness is a necessity. The trouble in filling a . May 30, 2012 - High Calcium Hardness levels in a pool will accelerate scale build-up on . Most salt water chlorinators have a separate flow sensor and some have a . Phosphates are delicious to algae, and can build up in your pool in a . In order to properly maintain a swimming pool, there are several tasks which . If Calcium Hardness is kept too high, the water can become cloudy, requires .