Balance Your Hot Tub & Pool Water Raise Your Calcium Hardness
Low calcium levels in your spa can cause equipment corrosion while high levels may lead to water clarity problems. Measure your tub’s calcium hardness with test strips or kits to determine your course of action. For low levels, you may need to invest in a calcium booster. Meanwhile, high levels may require you water softener treatments.
What you’ll need
Jacuzzi® Calcium Hardness Increaser
Measuring cup with ounces
Submerge the test strip six inches below the water line
Check your calcium hardness water results
The calcium hardness desired range is 250 to 450
Turn on air blower or filter system
To raise your calcium hardness, utilize the Jacuzzi calcium hardness increaser, one ounce per 500 gallons of water, each ounce increases hardness by 7 ppm.
Run filtration system for one to two hours
Allow the water to circulate for 20 minutes
Retest and repeat the previous steps if needed