Maintaining proper pH levels is essential for a safe and balanced pool. When pH drops below ideal levels, a reliable pH increaser becomes necessary to restore balance. The HTH 67058 Swimming Pool pH Up stands out as the best overall choice for its effectiveness and ease of use. For larger pools or frequent adjustments, the Pool Mate 25-Pounds Premium pH Up offers excellent value, while the Doheny’s pH Plus is a solid option for budget-conscious owners. However, users should consider tradeoffs like handling bulk quantities or potential overcorrection. Keep reading for a detailed comparison to help you choose the best pH increaser for your pool needs.
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Key Takeaways
- The top picks are distinguished by their ease of use, effectiveness, and value for different pool sizes.
- Bulk options like the Pool Mate 25-Pounds deliver better value but require careful handling and dosing.
- Granular soda ash-based products generally offer faster pH adjustment but may be more challenging to measure accurately.
- The best overall choice balances ease of application with reliable performance, ideal for most pool owners.
- Price varies significantly, with larger quantities offering savings but potentially complicating storage and handling.
| HTH 67058 Swimming Pool pH Up – 4 Lbs | ![]() | Best Overall for Ease of Use and Compatibility | Brand: HTH | UPC: 073187670588 | Item Type: Swimming Pool Chemical | VIEW ON AMAZON | See Our Full Breakdown |
| Pool Mate 25-Pounds Premium pH Up for Pools, 100% Sodium Carbonate | ![]() | Best for Bulk Users Needing Rapid pH Adjustment | Weight: 25 pounds | Material: Sodium carbonate | Purpose: Raises pH in pools | VIEW ON AMAZON | See Our Full Breakdown |
| Doheny’s pH Plus – 25 LB Granular Soda Ash to Raise Pool pH Levels | ![]() | Best for Quality and Precision Control | Weight: 25 lbs | Type: Granular soda ash | Use: Raises pool pH levels | VIEW ON AMAZON | See Our Full Breakdown |
| Pool Mate 10-Pounds Premium pH Up for Pools, 100% Sodium Carbonate | ![]() | Best Compact Choice for Regular pH Adjustment | Weight: 10 pounds | Chemical: Sodium Carbonate | Purpose: pH Up | VIEW ON AMAZON | See Our Full Breakdown |
| In The Swim pH Increaser for Pools – 25 Pounds | ![]() | Best for Maintaining pH and Alkalinity Stability | Weight: 25 Pounds | Type: Granular | Active Ingredient: Sodium Carbonate (Soda Ash) | VIEW ON AMAZON | See Our Full Breakdown |
| In The Swim pH Increaser for Pools – 45 Pounds | ![]() | Best Value for Frequent Use | Brand: In The Swim | Weight: 45 Pounds | Item Count: 720 Ounce | VIEW ON AMAZON | See Our Full Breakdown |
| Clorox Pool&Spa Swimming Pool pH Up, 4 lb | ![]() | Best for Small to Medium Pools or Occasional Adjustments | Weight: 4 lb | Pack Size: 1 | VIEW ON AMAZON | See Our Full Breakdown |
| ph increaser for pool | Weight |
|---|---|
| HTH 67058 Swimming Pool pH Up | — |
| Pool Mate 25-Pounds Premium pH | 25 pounds |
| Doheny’s pH Plus | 25 lbs |
| Pool Mate 10-Pounds Premium pH | 10 pounds |
| In The Swim pH Increaser for P | 25 Pounds |
| In The Swim pH Increaser for P | 45 Pounds |
| Clorox Pool&Spa Swimming Pool | 4 lb |
More Details on Our Top Picks
HTH 67058 Swimming Pool pH Up – 4 Lbs
This pH increaser stands out for its simplicity and universal compatibility, making it a reliable choice for maintaining balanced water. Unlike larger bulk options like In The Swim 25 Pounds, it’s more manageable for regular testing and adjustment without over-purchasing. Its ability to prevent corrosion and skin irritation ensures swimmer comfort, while its straightforward application suits pool owners who prefer a low-hassle approach. The main tradeoff is that it only raises pH, so you’ll need additional chemicals for complete balancing. This makes it ideal for pool owners seeking a dependable, easy-to-handle solution that fits into routine maintenance.
Pros:- Helps maintain proper pH levels for clear, healthy water
- Prevents pool surface corrosion and skin/eye irritation
- Compatible with all swimming pools and easy to store
Cons:- Requires regular testing with test strips for best results
- Only raises pH, so may need other chemicals for balancing
Best for: Homeowners who want a straightforward, easy-to-use pH increaser compatible with all pool types
Not ideal for: Pool owners seeking a chemical that also adjusts alkalinity or provides multi-chemical treatment in one product
- Brand:HTH
- UPC:073187670588
- Item Type:Swimming Pool Chemical
- Model Number:67058
- Size:4 Lbs
- Quantity:64 Ounce
Our verdict“Ideal for pool owners who prioritize simplicity and compatibility without needing bulk quantities.”
Pool Mate 25-Pounds Premium pH Up for Pools, 100% Sodium Carbonate
This large bag of sodium carbonate excels at quickly raising pH levels, making it suitable for pool owners with high volume or heavily used pools. Compared to Doheny’s pH Plus, which offers more granular control, this product’s bulk size makes it more cost-effective for frequent use but less convenient for small adjustments. It effectively prevents erosion of pool surfaces and is straightforward to use, though it demands proper handling and storage due to its chemical nature. The primary tradeoff is that it is solely focused on pH increase, so other chemicals are needed for comprehensive water balancing. It’s best suited for pool operators or serious homeowners managing larger pools or multiple pools.
Pros:- Raises pool pH rapidly for quick correction
- Prevents erosion and damage to pool surfaces
- Cost-effective in bulk quantities
Cons:- Requires proper handling and storage due to chemical nature
- Only suitable for pH adjustment, not alkalinity or other chemical balancing
Best for: Pool owners or operators needing large quantities for frequent pH adjustments in large or commercial pools
Not ideal for: Casual pool owners with small or infrequent pools, due to bulk size and handling complexity
- Weight:25 pounds
- Material:Sodium carbonate
- Purpose:Raises pH in pools
Our verdict“Best for large-scale or high-volume pool maintenance where quick, effective pH increase is needed.”
Doheny’s pH Plus – 25 LB Granular Soda Ash to Raise Pool pH Levels
Compared with the bulk Pool Mate 25-Pounds, Doheny’s pH Plus offers a high-quality granular soda ash option that appeals to more precise users. Its premium-grade formula ensures consistent pH raising performance, helping prevent corrosion and skin irritation effectively. However, handling the bulk 25-pound bag requires care, especially for smaller pool owners or DIY enthusiasts who might find the weight burdensome. The product’s effectiveness in raising pH makes it suitable for those who seek dedicated, reliable chemical quality, but it might be overkill for casual users who prefer smaller quantities or simpler options. This pick makes the most sense for serious pool owners prioritizing chemical quality and control.
Pros:- Effectively raises pool pH levels with high-quality formula
- Helps prevent equipment corrosion and skin irritation
- Premium-grade consistency ensures reliable results
Cons:- Requires careful handling due to chemical nature
- Bulk packaging may be heavy and less convenient for small-scale use
Best for: DIY pool owners or professionals who value chemical quality and precise pH control
Not ideal for: Casual or infrequent pool users who want smaller, more manageable packages
- Weight:25 lbs
- Type:Granular soda ash
- Use:Raises pool pH levels
- Packaging options:5 lb, 10 lb pouches, 25 lb bucket
Our verdict“Ideal for users who prioritize chemical quality and precise pH management in their pools.”
Pool Mate 10-Pounds Premium pH Up for Pools, 100% Sodium Carbonate
This smaller 10-pound bag offers a convenient size for regular pH adjustments without the bulk of larger packages. Its rapid pH raising ability makes it suitable for routine maintenance, especially in medium-sized pools. While it shares the same chemical base as the larger Pool Mate 25, its smaller size offers more flexibility for homeowners who prefer to avoid handling heavy bags. The main drawback is that its limited quantity may require more frequent purchases, which could increase costs over time. It’s a good fit for pool owners who want quick, reliable pH correction in a manageable package, but less ideal for large-scale or commercial settings.
Pros:- Raises pH rapidly for quick correction
- Easy to handle and store due to smaller size
- Prevents surface erosion effectively
Cons:- Limited quantity may require frequent re-purchasing
- Only suitable for pH adjustment, not alkalinity control
Best for: Homeowners with medium-sized pools needing regular, smaller pH adjustments
Not ideal for: Owners of large or commercial pools who require bulk quantities for frequent use
- Weight:10 pounds
- Chemical:Sodium Carbonate
- Purpose:pH Up
Our verdict“Suitable for regular pool owners seeking a compact, effective pH up solution for routine maintenance.”
In The Swim pH Increaser for Pools – 25 Pounds
This granular pH increaser excels in stabilizing both pH and alkalinity, making it preferable for pool owners who want to prevent swings and maintain a consistent, comfortable swimming environment. Compared with the more focused pH-only products like Doheny’s pH Plus, In The Swim’s formulation helps keep water chemistry balanced over time, reducing the frequency of adjustments. Its bulk 25-pound size offers great value but demands careful handling and storage. This product is well-suited for those managing larger pools or multiple pools, but casual owners with small pools may find it excessive and cumbersome to handle regularly.
Pros:- Effectively raises pH and alkalinity simultaneously
- Helps prevent swings for safer, more comfortable water
- Easy to apply granular form for routine use
Cons:- Requires proper handling to avoid overcorrection
- Bulk size may be unwieldy for small or infrequent use
Best for: Larger pool owners or maintenance professionals who need to stabilize both pH and alkalinity
Not ideal for: Single-pool owners with small pools who prefer smaller, easier-to-manage packages
- Weight:25 Pounds
- Type:Granular
- Active Ingredient:Sodium Carbonate (Soda Ash)
Our verdict“Best suited for users needing comprehensive water chemistry stability in larger or multiple pools.”
In The Swim pH Increaser for Pools – 45 Pounds
This large 45-pound bag of In The Swim pH Increaser stands out for pool owners who need to maintain pH and alkalinity levels regularly. Its granular sodium carbonate formula provides a cost-effective solution compared to smaller packs like the Clorox Pool&Spa pH Up, which is better suited to occasional adjustments. The large volume makes it easier to keep pH balanced without frequent reordering. However, handling and storing this chemical require caution, as improper handling can cause skin or eye irritation. Compared to smaller options, this product demands more careful storage and handling but offers significant savings for high-volume users. It’s ideal for pool operators and homeowners with larger pools or high usage who want a reliable, economical choice.
Pros:- Effective at raising pH and alkalinity levels in pools
- Large 45-pound bag offers great value for frequent use
- Easy to apply granular formula
Cons:- Requires careful handling and proper storage due to chemical nature
- Potential skin or eye irritation if not handled with appropriate precautions
Best for: Frequent pool owners or facility managers needing bulk pH adjustment supplies
Not ideal for: Casual pool owners or those with small, infrequently used pools who prefer pre-measured, ready-to-use options
- Brand:In The Swim
- Weight:45 Pounds
- Item Count:720 Ounce
- Model Number:Y7035
- UPC:803354120802
Our verdict“This product makes the most sense for large-scale pool maintenance where cost efficiency and volume matter most.”
Clorox Pool&Spa Swimming Pool pH Up, 4 lb
Clorox Pool&Spa pH Up is ideal for pool owners who need a straightforward, moderate-sized solution to quickly raise low pH levels. Its 4-pound pack provides a convenient amount for smaller pools or occasional use, making it easier to manage without excess stock. Compared with the 45-pound In The Swim bag, this product offers less volume but is more manageable for households with smaller pools or less frequent adjustments. Its effectiveness depends heavily on proper testing and dosing, which means it’s not suitable for those who prefer foolproof, pre-measured solutions. This pick is well-suited for pool owners who want a reliable, easy-to-handle product for routine balancing, especially when combined with proper testing kits.
Pros:- Effective at raising pH for small pools
- Enhances swimmer comfort by reducing eye and skin irritation
- Protects pool equipment from corrosion
Cons:- Requires careful testing and dosage for optimal results
- Limited volume may necessitate multiple purchases for larger pools
Best for: Small pool owners or those needing occasional pH adjustments who want a manageable, ready-to-use product
Not ideal for: High-volume users or commercial facilities requiring bulk quantities for frequent balancing
- Weight:4 lb
- Pack Size:1
Our verdict“This product is best suited for small pools or infrequent users who want a simple, effective solution with minimal effort.”

How We Picked
The products in this roundup were evaluated based on their effectiveness at raising pH levels, ease of application, and overall value. We considered user reviews and manufacturer specifications to determine how reliably each product performs over time. Safety and ease of handling were also important, especially for homeowners who prefer straightforward, low-mess options. The ranking reflects a balance between price, performance, and practicality, with top picks providing the most consistent results for typical pool sizes and owner needs.Factors to Consider When Choosing Ph Increaser For Pools
When choosing a pH increaser for your pool, several factors can influence your decision. Understanding these can help you avoid common pitfalls like overcorrection or improper dosing, which can upset your pool’s chemistry. It’s also important to consider the size of your pool, frequency of use, and your comfort level with handling chemicals. This guide highlights key considerations to help you select a product that offers the best balance of effectiveness, safety, and value.Pool Size and Dosing Needs
The size of your pool directly impacts the amount of pH increaser you need. Larger pools require bulk quantities, making products like the 25-pound or 45-pound options more cost-effective. Smaller pools or occasional adjustments may be better suited to smaller containers that are easier to handle. Overdosing can cause pH to rise too high, so accurate measurements and understanding your pool’s capacity are essential for maintaining proper chemistry.Type of pH Increaser
Most pH increasers are either sodium carbonate (soda ash) or sodium bicarbonate (baking soda). Soda ash-based products act faster but require more careful handling to prevent overcorrection. Baking soda is gentler and easier to dose but may be less effective for significant pH drops. Knowing which type suits your pool size and chemistry needs helps avoid ineffective treatments or chemical imbalances.Ease of Application
Some products come in granular form, requiring careful measuring and mixing, while others are pre-measured or liquid, offering simplicity and convenience. Consider your comfort with handling chemicals and the frequency of pH adjustments. Bulk granular products may save money but can be messier and more challenging for beginners. Ease of application can significantly influence your overall pool maintenance experience.Safety and Storage
Handling chemicals safely is paramount. Bulk powders pose a higher risk of spills and dust inhalation if not stored properly. Look for products with clear instructions, and always use protective gear when applying. Proper storage in a dry, secure location extends the chemical’s shelf life and prevents accidental misuse. For homeowners with children or pets, choosing safer, pre-measured options can reduce risks.Cost and Value
While larger quantities typically offer better per-unit pricing, they also require more storage space and careful handling. Evaluate your pool size and maintenance frequency to determine if buying in bulk makes sense. Sometimes, smaller, more manageable packages are preferable for occasional use, especially if you want to avoid waste. Balancing cost with practicality ensures you select a product that fits your budget and needs.Frequently Asked Questions
How often should I add pH increaser to my pool?
The frequency of adding pH increaser depends on your pool’s usage, water source, and current chemistry. Regular testing—at least once a week—is recommended to monitor pH levels and determine when adjustments are necessary. Overcorrecting too often can lead to pH swings, so only add chemicals when tests show your pH is below the ideal range. Maintaining a consistent testing routine helps keep your pool balanced without overuse of chemicals.
Can I use baking soda instead of soda ash to raise pH?
Yes, baking soda (sodium bicarbonate) can raise pH, but it is generally less potent and slower acting than soda ash (sodium carbonate). Baking soda is better suited for small pH drops and stabilizing alkalinity, whereas soda ash works more quickly and is preferred for significant pH deficiencies. Be mindful of the differences, as overuse of baking soda can increase alkalinity disproportionately, leading to cloudy water or scaling.
What is the best way to add pH increaser safely?
To add pH increaser safely, always wear protective gloves and eyewear, especially when handling bulk powders. Dissolve granular products in a bucket of pool water before pouring, if recommended, to prevent clumping. Add the chemical slowly around the edges of the pool while the pump runs to ensure even distribution. Always test water pH afterward to confirm the adjustment and avoid overcorrection.
Is it better to buy a large or small container of pH increaser?
The choice depends on your pool size and how frequently you need to adjust pH. Larger containers typically offer better value per unit but require more storage space and careful handling. Smaller packages are more manageable for occasional use or smaller pools, reducing waste and risk of errors. Consider your maintenance routine and storage options before making a decision.
Will using too much pH increaser harm my pool equipment?
Excessive use of pH increaser can lead to high alkalinity and pH levels, which may cause scaling on pool surfaces and equipment. Over time, this can reduce circulation efficiency and damage filters or pumps. Always follow manufacturer dosing instructions carefully, and test water regularly to prevent overcorrection. Proper maintenance ensures your pool equipment remains in good condition and water chemistry stays balanced.
Conclusion
For most pool owners seeking a reliable, all-around pH increaser, the HTH 67058 Swimming Pool pH Up offers excellent performance with straightforward application. Those with larger pools or who prefer bulk buying should consider the Pool Mate 25-Pounds Premium pH Up for better value. If you’re new to pool chemistry or want simple, pre-measured options, products like Clorox Pool&Spa pH Up provide peace of mind. Budget-conscious owners should balance cost with ease of use, while advanced users might prefer granular soda ash for faster results. Ultimately, your choice depends on pool size, handling preferences, and maintenance routine.









