Leslie’s – Soda Ash ph Up
Best chemical solution for pool owners needing to balance acidic water.
Maintain optimal pool chemistry with Leslie's Soda Ash pH Up. This 5 lb container of granular sodium carbonate is formulated to quickly and safely raise both your pool's pH and Total Alkalinity levels, combating the negative effects of overly acidic water. Low pH can cause corrosion, staining, and swimmer irritation, making balance crucial. This concentrated formula dissolves rapidly, requiring just 1 lb per 10,000 gallons when the pH drops below 7.2. Ensure your sanitizer remains effective and protect your pool surfaces by keeping levels within the ideal range.
$14.99
Owner Satisfaction
4.5
/ 5
Category Rank
298
/ 1310
#298 in Pool Cleaners & Chemicals
Price vs Category Average
-78%
Below average
Weight
5
/ lbs
Who it's for
- Pool owners needing a fast, reliable pH fix
- Budget-conscious shoppers seeking widely available maintenance supplies
- Purists avoiding unnecessary chemical additives in their water
Who should skip it
- Owners of pools with high calcium hardness levels
- Users struggling to maintain stable alkalinity levels
- Pool owners preferring a low-maintenance, direct-pour application
Performance breakdown
Chemical Potency
Pure sodium carbonate formula delivers rapid pH correction for acidic water.
Dissolution Speed
Granular texture breaks down quickly to prevent residue on pool surfaces.
Application Efficiency
Simple dosage requirements make balancing pool chemistry straightforward for any owner.
Surface Versatility
Safe for use across plaster, vinyl, fiberglass, and tile pool finishes.
Re-entry Time
Four-hour wait time allows for minimal disruption to your swimming schedule.
Treatment Capacity
Five-pound container provides enough volume to treat up to 50,000 gallons.
Key Specs
Weight
5 lbs
Active Ingredient
Sodium Carbonate
Product Type
pH and Water Balance Chemical
Dosage
1 lb per 10,000 gallons (if pH is below 7.2)
Maximum Dosage
Do not exceed 4 lbs per 10,000 gallons at once
Pool Surface Compatibility
Fiberglass, vinyl, plaster, and tile
Treatment Capacity
Treats up to 50,000 gallons
Application Method
Added to pool water
Features
- Raises pool pH and Total Alkalinity
- Made of 100% sodium carbonate
- Quickly dissolves granular formula
- Prevents corrosion and swimmer irritation
- Allows swimming 4 hours after circulation
- Effective dosage: 1 lb per 10,000 gallons
- Compatible with various pool surfaces
- Re-test water after each dosage
What customers say
Customers highly value Leslie’s Soda Ash for its reliability and effectiveness in pool maintenance. The core sentiment centers on its ability to quickly and efficiently raise low pH levels, which is vital for balanced chemistry and swimmer comfort. Users frequently note its potency, often requiring less product than generic alternatives to achieve desired results, making routine adjustments straightforward and cost effective. While the price may be slightly higher than bulk options, the perceived quality assurance and brand trust from Leslie’s justify the premium for many. Overall, this product earns high marks for its functional efficacy and dependable performance in routine pH correction.
Know before you buy
You can safely return to the water four hours after the product has been added and fully circulated through the pool system.
The standard dosage is 1 lb per 10,000 gallons of water when your pH level drops below 7.2. Do not exceed 4 lbs per 10,000 gallons in a single application.
No, this specific formula is not compatible with saltwater pool systems. It is intended for use in traditional freshwater pools.
Yes, in addition to raising your pool's pH, this formula also increases Total Alkalinity. It is important to re-test your water chemistry after each dosage to ensure levels remain within the ideal range.
Yes, Leslie’s Soda Ash is compatible with a variety of pool surfaces, including vinyl, fiberglass, plaster, and tile.
Still have a question?
Ask Hayley anything about this product before you decide.