Top 10 Hardness Increaser for Hot Tub – Swimming Pool Balancers
1. PureSpa
#ad
SpaPure Calcium Hardness Increaser 16oz
#adPureSpa #ad - Ensure water won't become corrosive. Fast acting liquid calcium hardness balancer. Protect your spa equipment and bather comfort.More information #ad
| Brand | PureSpa #ad |
| Manufacturer | Haviland #ad |
| Part Number | SPA2729CS20B6 |
More information #ad
2. Spa Essentials
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Spa Essentials 32534000 Calcium Hardness Increaser Granules for Spas and Hot Tubs, 12-Ounce
#adSpa Essentials #ad - No assembly Required. Increases calcium Hardness Level In Spa Water. Helps prevent corrosion Of Spa Equipment And Surfaces. Easy to Use.More information #ad
| Brand | Spa Essentials #ad |
| Manufacturer | Robelle Industries #ad |
| Height | 8 Inches |
| Length | 3 Inches |
| Weight | 0.75 Pounds |
| Width | 3 Inches |
| Part Number | 32534000 |
| Model | 32534000 |
| Warranty | Returns are not accepted on opened or used products and are subject to a 20% restocking fee |
More information #ad
3. SpaGuard
#ad
SpaGuard Spa Calcium Hardness Increaser 12 oz 3 Pack
#adSpaGuard #ad - Prevents corrosion of equipment due to low calcium hardness. 1 tablespoon per 100 gallons increases calcium hardness - 25 ppm. Prevents etching of plaster due to low calcium hardness. Spaguard calcium Hardness Increaser 12oz 3 Pack. Granular Calcium Chloride.More information #ad
| Brand | SpaGuard #ad |
| Manufacturer | SpaGuard #ad |
| Weight | 2.5 Pounds |
| Part Number | 42258BIOx3 |
| Model | 42258BIO |
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4. Baqua Spa
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BAQUA Spa 88825 Calcium Hardness Increaser Spa and Hot Tub Balancer, 14 fl oz
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More information #ad
Includes: one 14-oz container of BAQUA Spa Calcium Hardness Increaser. Compatibility: Works with all biguanide sanitizer systems.| Brand | Baqua Spa #ad |
| Manufacturer | Innovative Water Care #ad |
| Height | 2.44 Inches |
| Length | 2.44 Inches |
| Weight | 1 Pounds |
| Width | 6.2 Inches |
| Part Number | 88825 |
| Model | 88825 |
More information #ad
5. LEISURE TIME
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32 fl oz, Leisure Time CB Calcium Booster Balancer for Spas and Hot Tubs
#adLEISURE TIME #ad - Compatible with chlorine, bromine, ozone and biguanide sanitizers. Prevents corrosion. One ounce increases hardness 7 ppm in 500 gallons of water. Benefits: raises water hardness to maintain a level of hardness between 150-400 ppm.More information #ad
Compatibility: Compatible with chlorine, ozone, bromine, and biguanide sanitizers. Features: prevents corrosion and foam; Part of Leisure Time's Simple Spa Care program. Use: one ounce increases hardness 7 ppm in 500 gallons of water. Includes: one 32-oz bottle of Leisure Time Calcium Booster.| Brand | LEISURE TIME #ad |
| Manufacturer | Leisure Time #ad |
| Height | 9.5 Inches |
| Length | 3.12 Inches |
| Weight | 2.58 Pounds |
| Width | 3.12 Inches |
| Part Number | CB |
| Model | CB |
More information #ad
6. Clorox
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White, Clorox Pool&Spa 12204CLX Calcium Hardness Increaser, 4 lb
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More information #ad
| Brand | Clorox #ad |
| Manufacturer | Clorox® Pool&Spa™ #ad |
| Height | 11.5 Inches |
| Length | 4.4 Inches |
| Weight | 4 Pounds |
| Width | 10 Inches |
| Part Number | 12204CLX |
| Model | 12204CLX |
More information #ad
7. HotTubClub
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Contains Scum Absorber, Calcium Increaser, SpaGuard Total Alkalinity Increaser, pH Increaser and pH Decreaser 5 Items, HotTubClub Spa and Hot Tub Chemical Balancer Maintenance Kit
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Support: this kit from the hot tub club includes a custom 9 point water analysis for YOUR water. Upon request, we will send you a sample bottle and a prepaid envelope by which you can mail us a sample.
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Follow up: a dedicated technician will provide you with personalized instruction and support to make sure you can relax with confidence and peace of mind. Approved: spaguard spa water balancers provide the right balance for your spa, hot tub or pool, by preventing surface corrosion and equipment damage while balancing water for bather comfort.| Brand | HotTubClub #ad |
| Manufacturer | HotTubClub #ad |
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8. In The Swim
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25 Pound Bucket, In The Swim Pool Calcium Hardness Increaser
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More information #ad
| Brand | In The Swim #ad |
| Height | 11.5 Inches |
| Length | 13.2 Inches |
| Weight | 25 Pounds |
| Width | 12.7 Inches |
| Part Number | Y7210 |
More information #ad
9. AQUA PURA
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AQUA PURA pH Increaser | for Spas & Hot Tubs | Corrects Acidic Water Conditions | Hot Tub Maintenance Chemicals & Supplies | 1 Lb
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You won’t have to worry about constant acidic fluctuations or corrosive damage! When you have a clean hot tub, you are more likely to use it, with balanced pH levels, and will feel safe. Quality you can rely on: aqua pura’s ph increaser gives you the power that you need to effectively take care of acidic spa water once and for all! This product slows the rapid dissipation of chlorine, plaster, effectively reducing acidity, vinyl spa surfaces, and balancing the overall water chemistry.
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A low ph level can cause corrosion and staining; damage vinyl, plaster, and other spa surfaces; and harm pipes and other internal equipment. Then, turn on the circulation system. Note: find pH level-specific d. The problem with low ph: the ph level of your hot tub water determines how safe it is. Aqua pura ph Increaser helps correct and balance y. A cleaner hot tub: this product gives you complete reassurance in utilizing your hot tub on a daily basis. It also helps reduce skin and eye irritation due to e.
| Brand | AQUA PURA #ad |
| Manufacturer | AQUA PURA #ad |
| Height | 8 Inches |
| Length | 2.5 Inches |
| Weight | 1.25 Pounds |
| Width | 2.5 Inches |
More information #ad
10. Natural Chemistry
#ad
Natural Chemistry Spa Calcium Hardness Increaser 1.83 lb 2 Pack
#adNatural Chemistry #ad - 2 pack. Boosts the calcium hardness level in your spa or hot tub. Reduces eye and skin irritation. Prevents corrosion damage to spa surfaces, plumbing, and other equipment.More information #ad
| Brand | Natural Chemistry #ad |
| Manufacturer | Natural Chemistry #ad |
More information #ad