The following tables are for average residential in-ground pools up to 20' x 40'.
For above-ground pools, large freeforms, or el shapes please adjust accordingly.
Filter type: | Amount to add: |
---|---|
Hayward EC40 filter | 4-lbs D.E. powder |
Hayward EC-65 filter | 6-lbs D.E. powder |
Hayward EC-75 filter | 7-lbs D.E. powder |
Hayward 2400/2420 filter | 3-lbs D.E. powder |
Hayward 3600/3620 filter | 4.5-lbs D.E. powder |
Hayward 4800/4820 filter | 6-lbs D.E. powder |
Hayward 6000/6020 filter | 7.5-lbs D.E. powder |
Most 36 sq. ft. filters | 6-lbs D.E. powder |
Most 48 sq. ft. filters | 7.5-lbs D.E. powder |
If reading is: | Amount to add: |
---|---|
6.8 or lower | 12-lbs PH+ powder |
7.0 - 7.2 | 8-lbs PH+ powder |
7.4 | 4-lbs PH+ powder |
7.6 to 7.8 | nothing |
8.0 or higher | 4-lbs PH- powder |
If reading is: | Amount to add: |
---|---|
0-20 | 12-lbs Alk+ powder |
30-50 | 8-lbs Alk+ powder |
60-90 | 4-lbs Alk+ powder |
100 or higher | nothing |
If reading is: | Amount to add (8 oz. tablets): |
---|---|
0 | 6 tablets plus 2 gallons shock |
0.5 | 4 tablets plus 1 gallon shock |
1 or more | 2 tablets and no shock |
Address: 2619 Route 112, Medford, NY 11763
Call: (631) 289-Pool (7665)
Email: info@plumperfectpools.com
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