Description
Pool Magic Plus / HTH Sparkle IT / HTH Clear Blu Pool Water Clarifier
Product Data
| Attribute | Verified Information |
| Product Name | Pool Magic Plus / HTH Sparkle IT / HTH Clear Blu Pool Water Clarifier |
| Chemical Category | Water Clarifier / Pool Polish / Water Conditioner |
| Active Ingredient | Polymer clarifier compound (proprietary — confirm with manufacturer TDS) |
| Chemical Formula | Proprietary polymer blend — not a single molecular formula |
| Alternative Names | Pool Polish; Water Sparkle Agent; Pool Clarifier; Water Conditioner; Liquid Clarifier; Pool Brightener |
| Primary Purpose | Improving water clarity and sparkle; flocculating fine suspended particles to improve filtration efficiency; conditioning pool water for enhanced appearance. |
| Typical Usage | Residential pools; hotel pools; commercial pools seeking premium water presentation; ongoing water quality maintenance |
Pool Magic Plus / HTH Sparkle IT / HTH Clear Blu – Pool Water Clarifier & Pool Polish
Product Overview
Pool Magic Plus, HTH Sparkle IT, and HTH Clear Blu are a range of branded pool water clarifiers, conditioners, and polishers designed to enhance pool water clarity, sparkle, and overall appearance. These products work by flocculating fine suspended particles, improving filtration efficiency, and reducing chlorine consumption.
HTH Sparkle IT is a water conditioner that clears cloudy water, improves filtration efficiency, and adds extra sparkle to pool water. It is available in convenient dissolvable cubes and liquid 1-litre formats.
HTH Clear Blu is a slow-release clarifier that works by binding and trapping microscopic particles and algae spores that could turn your pool green and cloudy. It is a slow-dissolve gel clarifier that gradually releases a flocculant to help trap debris and small particles in the pool filter. It adds sparkle to pool water, lasts longer than a week (depending on pool conditions), and enhances chlorine performance.
Pool Magic Plus (often associated with Natural Chemistry’s enzyme-based products) provides dual-action pool treatment that helps improve water clarity while also reducing phosphates—one of the key nutrients that can feed algae growth.
These products are designed for residential pools, hotel pools, and commercial pools seeking premium water presentation and ongoing water quality maintenance.
How It Works
These pool water clarifiers and conditioners operate through polymer-based or enzyme-based mechanisms to improve water clarity and filtration efficiency.
Polymer Clarifiers (HTH Sparkle IT, HTH Clear Blu) – Mechanism:
- Charge neutralisation – Positively charged polymer molecules bind to negatively charged fine suspended particles
- Flocculation – Particles aggregate into larger masses that can be trapped by the filter media
- Filtration enhancement – Aggregated particles are more readily captured by the filter, improving overall filtration efficiency
- Slow-release action – HTH Clear Blu gradually releases flocculant over time, providing continuous clarification
Enzyme-Based Clarifiers (Pool Magic Plus) – Mechanism:
- Organic breakdown – Natural enzymes break down non-living organics in the water
- Phosphate reduction – Reduces phosphates that feed algae growth
- Filtration aid – Improves water clarity by aiding filtration
HTH Sparkle IT is specifically formulated to work overnight, clearing cloudy water and restoring crystal-clear brilliance.
Why It Matters
- Water appearance is the first thing swimmers notice. Dull, hazy, or cloudy water creates a negative impression and can deter guests from swimming. These products deliver the crystal-clear, sparkling water that pool owners and guests expect.
- Filtration efficiency is improved when fine particles are coagulated into larger masses. This reduces the burden on the filter, extends filter media life, and reduces backwashing frequency.
- Chlorine consumption is reduced when organic contaminants and fine particles are removed from the water. HTH Clear Blu specifically reduces chlorine consumption while adding sparkle to pool water.
- Guest satisfaction is enhanced when water is crystal clear. Hotels, resorts, and commercial facilities benefit from the premium water appearance that these products deliver.
- Ease of use is a key advantage. Dissolvable cubes and liquid formulations simplify the clarification process, requiring no complex dosing or pre-mixing.
Key Benefits

- Improves Water Clarity and Sparkle
These products transform dull, cloudy water into brilliant, crystal-clear perfection, enhancing the overall appearance of the pool. - Improves Filtration Efficiency
By coagulating fine particles, these products improve filtration efficiency, reducing filter maintenance and extending media life. - Reduces Chlorine Consumption
HTH Clear Blu specifically reduces chlorine consumption while maintaining water clarity, saving chemical costs. - Convenient and Easy to Use
Available in dissolvable cubes, gel blocks, and liquid formats, these products are simple to dose without complex measuring or pre-mixing. - Fast-Acting Clarification
HTH Sparkle IT clears cloudy water overnight, providing rapid results for pools that need immediate clarity restoration. - Slow-Release Continuous Clarification
HTH Clear Blu provides long-lasting clarity that lasts longer than a week, depending on pool conditions. - Enhances Chlorine Performance
By removing particles and organics that consume chlorine, these products allow chlorine to work more effectively.
Problem-Solution Table
| Problem | Likely Cause | How These Products Help | Expected Outcome |
| Dull or hazy pool water | Fine suspended particles | Coagulates particles for filtration | Crystal-clear, sparkling water |
| Cloudy pool water | Fine dust and debris | HTH Sparkle IT clears overnight | Clear water within hours |
| Poor filtration efficiency | Particles too fine for filter | Aggregates particles for capture | Improved filtration |
| High chlorine consumption | Organics consuming chlorine | Reduces chlorine demand | Lower chemical costs |
| Algae spore presence | Microscopic algae in water | HTH Clear Blu traps algae spores | Algae prevention |
| Seasonal pool opening/closing | Accumulated organics | Pool Magic enzymes break down organics | Fast, easy start-ups |
Dosage & Application Guidance
Dosage requirements vary depending on manufacturer specifications, pool volume, contaminant load, water chemistry, and treatment objectives. Always follow product label instructions and professional water test results.
Based on product information:
HTH Sparkle IT Cube:
- Dosage: 1 cube per 50,000-litre pool
- Method: Remove from packaging, place in weir basket underneath the pressure plate
- Operation: Run filter for 12 consecutive hours overnight
- For larger pools: Use only one cube at a time; repeat treatment after backwashing
HTH Sparkle IT Liquid (1L):
- Dosage: 1 litre per pool (varies by pool size)
- Method: Add directly to pool water with pump running
- Important: Never use more than 1 bottle at a time; repeat treatment after thoroughly backwashing and rinsing the filter
HTH Clear Blu:
- Method: Slow-dissolve gel clarifier placed in skimmer or weir basket
- Duration: Lasts longer than a week, depending on pool conditions
- Application: Use during periods of high winds, dust storms, and thunderstorms
Important: Always follow the specific product’s Technical Data Sheet (TDS) for accurate dosage and application instructions.
Water Balance Reference Table
The values below represent general swimming pool industry guidance and are not specifications of the product described on this page. Actual operating targets may vary depending on local regulations, pool type, water source, equipment design, and operating objectives.
| Parameter | Recommended Range | Notes |
| pH | 7.2–7.6 | Clarifiers work best at balanced pH |
| Total Alkalinity | 80–120 mg/L | Provides pH buffering |
| Free Chlorine | 1.0–3.0 mg/L | Clarifiers enhance chlorine performance |
| HTH Clear Blu | Does not affect pH levels | Safe for all water conditions |
Step-by-Step Application Guide
HTH Sparkle IT Cube Application:
Before Treatment:
- Backwash, rinse, and clear the pump and weir baskets
- Ensure filter system is functioning properly
- Test water for pH and chlorine levels
During Treatment:
- Remove the cube from outer packaging
- Place the cube into the weir basket, underneath the pressure plate
- Ensure the filter is set to run for 12 consecutive hours overnight
After Treatment:
- Observe water clarity improvement
- For pools larger than 50,000 litres, repeat treatment after backwashing
HTH Sparkle IT Liquid Application:
Before Treatment:
- Test water for pH and chlorine levels
- Backwash filter if necessary
During Treatment:
- Measure the required volume (typically 1 litre per treatment)
- Add directly to pool water with pump running
After Treatment:
- Monitor water clarity
- If needed, repeat treatment after thoroughly backwashing and rinsing the filter
HTH Clear Blu Application:
Before Treatment:
- Particularly effective during periods of high winds, dust storms, and thunderstorms
- Test water for pH and chlorine levels
During Treatment:
- Place the slow-dissolve gel clarifier in the skimmer or weir basket
- Allows gradual release of flocculant over time
After Treatment:
- Enjoy long-lasting clarity lasting longer than a week
- Enhanced chlorine performance in the pool
Usage Guide for Kenya & East Africa Region

- Dust Storms and Wind-Blown Debris
Kenya experiences periods of high winds and dust storms that introduce fine particles into pool water. HTH Clear Blu is specifically recommended for use during these conditions. - High UV Exposure
While these products do not provide UV protection, they enhance chlorine performance, allowing chlorine to work more effectively in challenging conditions. - Hotel and Lodge Pools
Tourism facilities in Kenya and East Africa require crystal-clear water to meet guest expectations. These products deliver the premium water appearance that hotels and lodges demand. - Rainy Seasons
During Kenya’s rainy seasons, increased organic matter and runoff can cause cloudiness. HTH Sparkle IT provides rapid overnight clarity restoration. - Coastal Pools
Coastal areas such as Mombasa experience high humidity and salt spray, which can affect water clarity. Regular use of clarifiers maintains crystal-clear water. - Seasonal Pool Use
For pools that are opened and closed seasonally, Pool Magic Plus enzyme-based products reduce the time and effort needed for start-ups.
Commercial Applications
- Hotels, Resorts & Safari Lodges
Premium water appearance is essential for guest satisfaction. HTH Sparkle IT and HTH Clear Blu deliver the brilliant, crystal-clear water that guests expect. - Waterparks
Large water volumes benefit from improved filtration efficiency and reduced chlorine consumption. - Competition Pools & Public Pools
Crystal-clear water is required for competitions and public use. These products support consistent water clarity.
Residential Applications
- Private Pools
Homeowners appreciate the ease of use and rapid results. Dissolvable cubes and liquid formulations simplify pool maintenance. - Holiday Homes
Properties with intermittent occupancy benefit from long-lasting clarification, ensuring clear water upon return. - Apartment Complex Pools
Multi-unit residential complexes benefit from reduced maintenance requirements and enhanced water appearance.
Safety & Handling
Storage Conditions 
- Store in a cool, dry location away from direct sunlight
- Keep in original sealed container
- Shelf life: 1–2 years in original packaging
Personal Protective Equipment (PPE)
- Gloves
- Goggles
Mixing Precautions
- May interact with certain anionic chemicals — confirm with product TDS
- Do not mix with other chemicals in the same container
First Aid
- Skin contact: Wash with soap and water
- Eye contact: Rinse with water for at least 15 minutes
- Ingestion: Rinse mouth; seek medical attention
Important Safety Disclaimer
The safety information contained here is provided for general reference purposes only. Always refer to the official Safety Data Sheet (SDS) and Technical Data Sheet (TDS) provided by the product manufacturer before handling any chemical. Local health, safety, and environmental regulations must be observed at all times. The dosage guidance provided is indicative only — always test pool water and adjust dosages based on actual test results.
Product Comparison
| Feature | HTH Sparkle IT | HTH Clear Blu |
| Format | Cube or 1L liquid | Slow-dissolve gel block |
| Action | Fast-acting, overnight | Slow-release, lasts >1 week |
| Application | Place in weir basket | Place in skimmer or weir basket |
| Primary Benefit | Clears cloudy water quickly | Long-lasting clarity & sparkle |
| Chlorine Impact | Improves filtration | Reduces consumption |
Cross-Selling Recommendations
- Chlorine 65% (Calcium Hypochlorite)
For comprehensive pool sanitation, use chlorine for disinfection and clarifiers for water clarity. - Chlorine 90% (TCCA)
Stabilised chlorine tablets provide continuous disinfection while clarifiers handle water clarity. - Algaecide
For algae prevention, use algaecide in addition to clarifiers for complete pool protection. - pH Plus / pH Minus
Ensure pH is balanced for optimal clarifier performance.
FAQs- Pool Magic Plus / HTH Sparkle IT / HTH Clear Blu Pool Water Clarifier
- What is HTH Sparkle IT used for?
HTH Sparkle IT is a water conditioner that clears cloudy water, improves filtration efficiency, and adds extra sparkle to pool water. - How does HTH Clear Blu work?
HTH Clear Blu is a slow-release clarifier that binds and traps microscopic particles and algae spores, gradually releasing a flocculant to trap debris in the filter. - How long does HTH Clear Blu last?
HTH Clear Blu lasts longer than a week, depending on pool conditions. - How do I use HTH Sparkle IT Cube?
Remove from packaging and place in the weir basket underneath the pressure plate. Run the filter for 12 consecutive hours overnight. - Does HTH Clear Blu affect pH?
HTH Clear Blu does not affect the pool’s pH levels. - When should I use HTH Clear Blu?
Use during periods of high winds, dust storms, and thunderstorms when fine particles enter the pool. - Does HTH Clear Blu reduce chlorine consumption?
HTH Clear Blu adds sparkle to pool water and reduces chlorine consumption.
Summary / Conclusion
Pool Magic Plus, HTH Sparkle IT, and HTH Clear Blu are branded pool water clarifiers, conditioners, and polishers designed to enhance pool water clarity, sparkle, and overall appearance. HTH Sparkle IT clears cloudy water overnight, improves filtration efficiency, and adds sparkle, available in dissolvable cubes and liquid formats.
HTH Clear Blu is a slow-release clarifier that binds microscopic particles and algae spores, lasting longer than a week while reducing chlorine consumption. Pool Magic Plus uses natural enzymes to break down organics and reduce phosphates.
These products are ideal for residential pools, hotels, and commercial facilities seeking premium water presentation. Easy to use and fast-acting, they deliver crystal-clear, sparkling water that impresses swimmers and guests.
Need Pool Magic Plus, HTH Sparkle IT, or HTH Clear Blu pool water clarifier for your pool or facility?
Vinsol Kenya is your trusted supplier of swimming pool chemicals and water treatment solutions across Kenya and East Africa. Whether you manage a hotel pool, school facility, waterpark, or residential pool, we have the products and technical expertise to keep your water crystal clear and safe.
Contact us today for bulk orders, commercial supply contracts, or expert technical advice.
- 📞 Call/WhatsApp: +254 715 01 45 10
- 📧 Email: inquiries@vinsol.co.ke | info@vinsol.co.ke
- 📍 Ruiru Branch: Next to Total Petrol Station – Kihunguro, Ruiru
- 📍 Eldoret Branch: Rehema Complex, opposite Japara Ltd., along Oloo Street, Eldoret
- 🕐 Working Hours: Mon – Sat 8:30AM – 5PM
References:
- Publisher Source: HTH (South Africa)
Article Title: HTH® Sparkle-It Cube – Product Page
URL: https://hth.co.za/product/hth-sparkle-it-cube/
Access Date: August 5, 2026 - Publisher Source: HTH (South Africa)
Article Title: HTH® Clear Blu – Product Page
URL: https://hth.co.za/product/hth-clear-blu/
Access Date: August 5, 2026 - Publisher Source: Uzapal Kenya
Article Title: HTH Sparkle IT – 1ltr
URL: https://uzapal.co.ke/product/hth-sparkle-it-1ltr/
Access Date: August 5, 2026 - Publisher Source: Uzapal Kenya
Article Title: HTH Clear Blu
URL: https://uzapal.co.ke/product/hth-clear-blu/
Access Date: August 5, 2026 - Publisher Source: Jack Hammers Hardware
Article Title: HTH Clear Blu – Product Page
URL: https://jackhammers.co.za/product/hth-clear-blu/
Access Date: August 5, 2026 - Publisher Source: Checkers (South Africa)
Article Title: HTH Sparkle It Pool Clarifier Cube
URL: https://products.checkers.co.za/All-Departments/Outdoor/Pool/Pool-Cleaners-and-Devices/HTH-Sparkle-It-Pool-Clarifier-Cube/p/10283765EA
Access Date: August 5, 2026 - Publisher Source: Natural Chemistry
Article Title: Pool Magic + PHOSfree – Product Information
URL: https://naturalchemistry.com
Access Date: August 5, 2026






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