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10 Best alkalinity increaser for swimming pools of 2026
Save up to 13% off
Best Choice1
In The Swim9.7Exceptional
In The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 50 Pounds
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is discontinued by manufacturer:No
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product dimensions:15.5 x 13 x 13 inches
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item weight:54.4 pounds
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customer reviews:4.6 4.6 out of 5 stars 1,898 ratings 4.6 out of 5 stars
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asin:B002WKO6I8
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Value for Money2
In The Swim9.4Excellent
In The Swim Solvay Bicar Sodium Bicarbonate Alkalinity Up, 50 lbs.
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3
CLOROX Pool&Spa9.3Excellent
Clorox Pool & Spa Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1)
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is discontinued by manufacturer:No
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product dimensions:7.88 x 10 x 11.5 inches
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item weight:16 pounds
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customer reviews:4.6 4.6 out of 5 stars 1,395 ratings 4.6 out of 5 stars
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asin:B00PZZFBKO
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4
In The Swim9.1Excellent
In The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 25 Pounds
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is discontinued by manufacturer:No
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product dimensions:12.5 x 10.4 x 8.9 inches
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item weight:27 pounds
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customer reviews:4.6 out of 5 stars 1,898 4.6 out of 5 stars
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asin:B002WKF9CA
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5
Doheny's8.9Very Good
Doheny's Alkalinity Up | Pool Alkalinity Increaser | Raises Total Alkalinity & pH | Water Balancer | Fast Acting | Reduces Corrosion | Proudly Made in USA | 25 lb
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is discontinued by manufacturer:N/A
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product dimensions:N/A
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item weight:25 pounds
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customer reviews:4.7 4.7 out of 5 stars 219 ratings 4.7 out of 5 stars
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asin:B07ZJWY5DN
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See Today’s Deals & Prices
6
Robelle8.8Very Good
Robelle 25-Pounds Premium Alkalinity Up for Pools, Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate
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7
Pool Mate8.6Very Good
Pool Mate 25-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate
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8
Arm & Hammer8.4Good
ARM & Hammer Clear Balance, One Step Alkalinity & pH Maintenance Tablets for Swimming Pools & Spa, Long-Lasting Water Balancer, 24 Count
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9
In The Swim8.1Good
In The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 10 Pounds
13% Off
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10
Pool Mate7.9Good
Pool Mate 25-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate
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