How To Raise The Calcium Hardness In Your Swimming Pool

Raising Calcium Hardness Using Calcium Chloride Flake

Desired Increase 10 PPM

Gallons of Water in the Pool

10,000

15,000

20,000

25,000

30,000

35,000

40,000

45,000

50,000

10 ppm

1.25 lbs

1.88 lbs

2.5 lbs

3.13 lbs

3.75 lbs

4.38 lbs

5.0lbs

5.63 lbs

6.25 lbs

20 ppm

2.5 lbs

3.75 lbs

5.0 lbs

6.25 lbs

7.5 lbs

8.75 lbs

10.0 lbs

11.25 lbs

12.5 lbs

30 ppm

3.75 lbs

5.63 lbs

7.5 lbs

9.38 lbs

11.25 lbs

13.13 lbs

15.0 lbs

16.88 lbs

18.75 lbs

40 ppm

5.0 lbs

7.5 lbs 10.0 lbs 12.5 lbs 15.0 lbs 17.5 lbs 20.0 lbs 22.5 lbs 25.0 lbs

50 ppm

6.25 lbs 9.38 lbs 12.5 lbs 15.63 lbs 18.75 lbs 21.88 lbs 25.0 lbs 28.13 lbs 31.25 lbs

60 ppm

7.5 lbs 11.25 lbs 15.0 lbs 18.75 lbs 22.5 lbs 26.25 lbs 30.0 lbs 33.75 lbs 37.5 lbs

70 ppm

8.75 lbs 13.13 lbs 17.5 lbs 21.88 lbs 26.25 lbs 30.63 lbs 35.0 lbs 39.38 lbs 43.75 lbs

80 ppm

10.0 lbs 15.0 lbs 20.0 lbs 25.0 lbs 30.0 lbs 35.00 lbs 40.0 lbs 45.0 lbs 50.0 lbs

 

HOW TO ADD: Pour the calcium chloride directly into the pool. NEVER pour into the skimmer. Calcium chloride produces heat and can melt or damage your skimmer or pump.


Last Updated: 02/08/2014 01:41 AM - ID:1706