Calcium Hardness and its effects on your pool, spa, or hot tub water.. Low hardness (soft water) and high hardness (hard water) can both have negative effects .
How to Adjust Calcium Hardness in Your Hot Tub. If the level is too low or too high from the recommended figure, then adjustment can be done appropriately.
Calcium hardness in spa water should be maintained between 150-250 ppm. Low calcium hardness levels could cause the spa water to be corrosive which may .
Sometimes referred to as Total Hardness, proper calcium hardness levels are key to avoiding erosion and.
Learn about decreasing calcium hardness with your Hot Spring Spa ACE System
From http://www.SwimmingPoolSteve.com – Steve talks about the function of calcium hardness in hot tub and.
Amazon's Choice for "calcium hardness increaser for hot tub". Back. . due to low calcium hardness Prevents etching of plaster due to low calcium hardness.
Calcium hardness in hot tubs must be maintained at 150 to 300 parts per million (
Hello, I have just done my weekly water test on my great lakes spa.. obtained from the pool or spa store as calcium hardness increaser.
Calcium hardness is one of the important spa and hot tub water chemistry parameters. Low levels of calcium can lead to possible corrosive water conditions.