Best Sodium Bicarbonate For Hot Tub In May 2025

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In this Best Sodium Bicarbonate For Hot Tub product guide, we’ll help you make a more informed decision and select the product with the benefits you need.

To help you in your search, we have completed this list of the Best Sodium Bicarbonate For Hot Tub.

Top Rated Best Sodium Bicarbonate For Hot Tub Of 2025

Rank	Product Name	Score
1	LEISURE TIME 22339-02 Spa Up for Spas and Hot Tubs, 2-Pounds, 2-Pack Buy Now	9.7 Buy Now
2	Leisure Time ALK-02 Alkalinity Increaser for Spas and Hot Tubs (2 Pack), 2 Buy Now	9.5 Buy Now
3	LEISURE TIME 22338-02 Spa Down for Spas and Hot Tubs, 2.5-Pounds, 2-Pack Buy Now	9.1 Buy Now
4	Essential Values PH Increaser (2.50 LBS) - Soda Ash is Perfect for Balancing Buy Now	8.8 Buy Now
5	Spa Choice 472-3-4021 Alkalinity Up Hot Tub Chemical for Spas, 2-Pound Buy Now	8.6 Buy Now
6	Cesco Sodium Bicarbonate - NaHCO3-100% Pure (10 lbs) Buy Now	8.3 Buy Now
7	Pool Mate 1-2256B Total Alkalinity Increaser for Swimming Pools, 10-Pound Buy Now	8.1 Buy Now
8	SpaChoice 472-3-5041 pH Increaser for Spas and Hot Tubs, 1-Pound Buy Now	7.8 Buy Now
9	Hot Tub Things pH and Alkalinity Up 2 Pounds - Protects Your Spa Buy Now	7.5 Buy Now
10	Spa Essentials 32518000 pH Increaser Granules for Spas and Hot Tubs, 18-Ounce Buy Now	7.2 Buy Now

1. LEISURE TIME 22339-02 Spa Up for Spas and Hot Tubs, 2-Pounds, 2-Pack

• Fast-dissolving granular product
• Easy to use
• Adjusts water ph and alkalinity upwards

2. Leisure Time ALK-02 Alkalinity Increaser for Spas and Hot Tubs (2 Pack), 2

• Alkalinity is critical to ph control
• Allow water to circulate for 30 minutes
• Low alkalinity levels can cause equipment corrosion

3. LEISURE TIME 22338-02 Spa Down for Spas and Hot Tubs, 2.5-Pounds, 2-Pack

• Easy to use
• Fast-dissolving granular product
• No assembly required
• Adjusts water ph and alkalinity downwards

4. Essential Values PH Increaser (2.50 LBS) - Soda Ash is Perfect for Balancing

• Proudly made in the usa! - we believe in quality, thats why we have engineered, tested and manufactured, our ph increaser here in the usa. we stand by all our products, essential values ensures best quality, or your money back!
• Safe, natural & highly effective no harsh chemicals, stay confident in your spa, hot tub and pool knowing that our ph increaser does not use any harsh chemicals. we bring convenience back to standard maintenance, safely re-balance with proven results from sodium carbonate powder
• Best value 1 use per 10,000 gallons of water (2 uses per container), our 2 pound engineered powder cant be beat on price! we have developed a natural fast acting and safe remedy to raise ph levels for pools, spas & even hot tubs. one bottle will work up to 20,000 gal of water!
• Like new finish impress your neighbors and friends alike with your like-new appearance of your aged swimming pool! helps improve surface quality from pool discoloration and raise ph levels of bodies of water safely
• Easy to apply made from sodium carbonate granular form, compatible with all sanitizing systems, works perfect to stop corrosion on pool equipment, including - vinyl liners, fiberglass & metal surfaces, etching of plaster, and pool discoloration

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

• Downloadable user guide available under product information: technical specifications
• Maintaining a desirable total alkalinity reading is critical to holding chlorine residuals
• Alkalinity acts as a buffer, improving the ability of your pool water to resist ph fluctuations
• Ph levels are easier to control with a corrected total alkalinity

6. Cesco Sodium Bicarbonate - NaHCO3-100% Pure (10 lbs)

• Neutralizes acids
• Increases alkalinity in swimming pools and garden ponds
• Cleans and deodorizes household items
• Component of bath bombs/fizzies
• 100% pure nahco3

7. Pool Mate 1-2256B Total Alkalinity Increaser for Swimming Pools, 10-Pound

• Ideal total alkalinity range 80 - 120ppm
• Prevents equipment corrosion, plaster damage
• Prevents eye irritation
• Raises total alkalinity

8. SpaChoice 472-3-5041 pH Increaser for Spas and Hot Tubs, 1-Pound

• Maintain proper water balance
• Downloadable user guide available under product information: technical specifications
• Increase spa water ph
• Easy to use

9. Hot Tub Things pH and Alkalinity Up 2 Pounds - Protects Your Spa

• Keep hot tub water in check -- this product increases ph and alkalinity to obtain the proper balance!
• Formulated exclusively for hot tubs and made from the purest chemicals available
• Compare to leisure time alkalinity increaser
• America's #1 trusted brand of hot tub chemicals
• Safety tested to assure quality, guaranteed performance

10. Spa Essentials 32518000 pH Increaser Granules for Spas and Hot Tubs, 18-Ounce

• Balances water for bather comfort
• Protects corrosion of equipment due to low ph
• No assembly required
• Raises ph and easy to use