Top 6 Alkalinity Increaser for Hot Tubs – Kitchen & Dining Features

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1. PureSpa

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SpaPure Alkalinity Increaser 16oz

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PureSpa #ad - Stabilizes pH. Increase total alkalinity levels. Acts as a water buffer or "pH buffer" to prevent "pH bounce".
BrandPureSpa #ad
ManufacturerHaviland #ad
Part NumberSPA2693CS20B6

2. Spa Essentials

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Spa Essentials 32538000 Total Alkalinity Increaser Granules for Spas and Hot Tubs, 2-Pound

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Spa Essentials #ad - Raises alkalinity level to protect spa water from sudden changes in pH. Properly balanced spa water is a must if you want to fully enjoy your spa. Helps prevent staining, corrosion and pH bounce.
BrandSpa Essentials #ad
ManufacturerRobelle Industries #ad
Height10 Inches
Length3 Inches
Weight2 Pounds
Width3 Inches
Part Number32538000
Model32538000
WarrantyReturns are not accepted on opened or used items and are subject to a 20% restocking fee.

3. Clorox

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5 lb, Clorox Pool&Spa 12005CLX Alkalinity Increaser

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Clorox #ad - Keeps pool pH balanced. Protects equipment. Increases total alkalinity in pool water. Power source Type: Manual. Reduces pool maintenance. Protects against eye and skin irritation.
BrandClorox #ad
ManufacturerClorox® Pool&Spa™ #ad
Height10.5 Inches
Length4.4 Inches
Width9 Inches
Part Number12005CLX
Model12005CLX

4. SpaChoice

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Spa Choice 472-3-4021 Alkalinity Up Hot Tub Chemical for Spas, 2-Pound

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SpaChoice #ad - Maintaining a desirable total alkalinity reading is critical to holding chlorine residuals. Downloadable user guide Available Under Product Information: Technical Specifications. Ph levels are easier to control with a corrected total alkalinity. Alkalinity acts as a buffer, improving the ability of your pool water to resist pH fluctuations.
BrandSpaChoice #ad
ManufacturerRobelle Industries #ad
Height10 Inches
Length3 Inches
Width3 Inches
Part Number472-3-4021
Model472-3-4021

5. Hot Tub Things

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Hot Tub Things pH and Alkalinity Up 2 Pounds, Protects Your Spa from Corrosion

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Hot Tub Things #ad - Keep hot tub water in check -- this product increases pH and Alkalinity to obtain the proper balance! America's #1 trusted Brand of Hot Tub Chemicals. Compare to Leisure Time Alkalinity Increaser. Formulated exclusively for Hot Tubs And Made from the Purest Chemicals Available. Safety tested to Assure Quality, Guaranteed Performance.
BrandHot Tub Things #ad
ManufacturerHot Tub Things #ad
Height9 Inches
Length3 Inches
Weight2.1 Pounds
Width3 Inches
Part Number850511004246

6. In The Swim

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In The Swim Pool Alkalinity Increaser, 25 Pound Bucket

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In The Swim #ad - Pool dosage: 1� pounds per 10, 000 gallons. Spa dosage: 1-2 oz. Safe for all pool types. Per 500 gallons. 100% sodium Bicarbonate. Proper alkalinity range is 80-120 ppm.
BrandIn The Swim #ad
ManufacturerIn The Swim Discount Pool Supplies #ad
Height8.9 Inches
Length12.5 Inches
Weight27 Pounds
Width10.4 Inches
Part NumberY7320