Description
HTH Floater+ – Floating Pool Chlorine Dispenser
Product Data
| Attribute | Verified Information |
| Product Name | HTH Floater+ |
| Chemical Category | Continuous Chlorinator / Floating Dispenser Chemical |
| Active Ingredient | Trichloroisocyanuric Acid (TCCA) or Calcium Hypochlorite with stabiliser (formulation varies by product variant — confirm with manufacturer TDS) |
| Chemical Formula | Varies by formulation — see manufacturer TDS |
| Alternative Names | Floating Chlorinator Tablet; Floating Dispenser Chemical; Slow-Release Chlorine Floater |
| Primary Purpose | Continuous, slow-release daily chlorination via a floating dispenser. Maintains consistent free chlorine levels without daily manual dosing. |
| Typical Usage | Residential pools; small commercial pools; holiday home pools; pools requiring low-maintenance chlorination |
HTH Floater+ – Floating Dispenser Pool Chlorine
Product Overview
HTH Floater+ is a branded slow-release chlorine tablet designed for use in a floating dispenser, providing continuous, low-maintenance pool chlorination. The tablet slowly dissolves as pool water passes through the dispenser, releasing chlorine at a controlled rate to maintain a steady free chlorine residual.
The product is manufactured by Lonza Group (formerly Arch Chemicals) under the globally recognised HTH brand. HTH Floater+ is part of a comprehensive product line that includes various formulations such as HTH 3-in-1 and HTH Super Shock. The active ingredient varies by product variant — typically Trichloroisocyanuric Acid (TCCA) or Calcium Hypochlorite with stabiliser — so it is essential to confirm the specific formulation by referring to the product’s Technical Data Sheet (TDS).
HTH Floater+ is particularly suited for residential pools and small commercial pools where low-maintenance chlorination is desired. The floating dispenser format eliminates the need for daily manual chlorine dosing, making it ideal for holiday homes, rental properties, and pools with intermittent use.
How It Works
HTH Floater+ operates through a controlled dissolution mechanism. The tablet is placed inside a floating dispenser, which allows pool water to circulate around the tablet as it floats on the pool surface.
The chlorination process involves:
- Controlled dissolution – Pool water flows through the dispenser, slowly dissolving the tablet surface
- Chlorine release – As the tablet dissolves, it releases chlorine into the surrounding water
- Stabiliser delivery – If the tablet contains TCCA, it simultaneously releases cyanuric acid for UV protection
- Continuous circulation – The floating dispenser moves with water currents, distributing chlorine evenly
- Adjustable dosing – Vent openings on the dispenser can be adjusted to control the dissolution rate
The slow-release design maintains a consistent free chlorine residual, reducing the need for daily manual chlorine additions and providing reliable sanitisation between maintenance visits.
Why It Matters
- Convenience is the primary benefit of HTH Floater+. Pool owners no longer need to handle granular chlorine daily. A single tablet can provide chlorination for a week or more, depending on pool conditions.
- Consistent chlorination is achieved through slow-release technology. Unlike manual dosing which can result in chlorine level fluctuations, HTH Floater+ maintains a steady free chlorine residual, ensuring continuous protection against pathogens.
- Reduced handling frequency minimises chemical exposure risk. With HTH Floater+, pool owners handle chlorine less frequently, reducing the opportunity for spills, splashes, or inhalation of dust.
- Ideal for holiday homes and rental properties where pools may be unattended for days or weeks. The floating dispenser continues to chlorinate the pool without any intervention.
- Brand reliability comes with the HTH name. Lonza Group’s HTH brand is one of the most recognised and trusted names in pool chemicals globally, with a long history of quality and performance.
Key Benefits 
- Convenient, Low-Maintenance Chlorination
HTH Floater+ eliminates daily manual chlorine dosing. Simply place the tablet in the floating dispenser, adjust the vent openings, and let it work continuously. - Consistent Chlorine Delivery
The slow-release design maintains a steady free chlorine residual, preventing the peaks and troughs associated with manual dosing. - Reduces Chemical Handling Frequency
With weekly tablet replacement instead of daily granular dosing, pool owners handle chemicals less frequently, reducing exposure risk. - Suitable for Pools Without Fixed Dosing Systems
HTH Floater+ is an excellent solution for pools that lack automated chemical feeders. The floating dispenser requires no installation or plumbing modifications. - Ideal for Holiday Homes and Rental Properties
Properties with intermittent occupancy benefit from the long-lasting protection of slow-release tablets. A single tablet can maintain chlorination for extended periods. - Adjustable Dissolution Rate
Vent openings on the floating dispenser can be adjusted to control how quickly the tablet dissolves, allowing customisation based on pool size and conditions.
Problem-Solution Table
| Problem | Likely Cause | How HTH Floater+ Helps | Expected Outcome |
| Inconsistent chlorine levels | Irregular manual dosing | Slow-release tablet provides steady chlorine delivery | Stable free chlorine 1.0–3.0 mg/L |
| Daily chlorination burden | Time constraints or forgetfulness | Weekly tablet replacement reduces maintenance effort | Simplified pool care routine |
| Algae growth | Chlorine level fluctuations | Consistent chlorine residual prevents algae establishment | Algae-free pool water |
| Holiday home pool neglect | Unattended pool for days or weeks | Floating dispenser continues chlorinating without intervention | Maintained water quality during absence |
| No fixed dosing system | Pool lacks automated feeder | Floating dispenser requires no installation | Easy, cost-effective chlorination |
Dosage & Application Guidance
Dosage requirements vary depending on manufacturer specifications, pool volume, contaminant load, water chemistry, bather load, environmental conditions, and treatment objectives. Always follow product label instructions and professional water test results.
Based on the reference guide, typical guidance includes:
- Method: Place tablet(s) in floating dispenser and adjust vent openings to control dissolution rate
- Target free chlorine: 1.0–3.0 mg/L
- Monitoring: Check free chlorine twice weekly with test kit
- Adjustment: Number of tablets and vent setting depends on pool volume, bather load, and ambient temperature
Important: HTH is a registered brand. Product formulation may vary between product lines within the HTH range (e.g., HTH Floater+, HTH 3-in-1, HTH Super Shock). Always refer to the specific product’s Technical Data Sheet (TDS) for accurate active ingredient information.
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 |
| Free Chlorine | 1.0–3.0 mg/L | Maintained by slow-release tablet |
| Combined Chlorine | < 0.5 mg/L | Consistent chlorination prevents chloramine formation |
| pH | 7.2–7.6 | Monitor regularly; adjust as needed |
| Total Alkalinity | 80–120 mg/L | Provides pH buffering |
| Cyanuric Acid | 30–50 mg/L (outdoor) | If TCCA-based, monitor CYA to prevent over-stabilisation |
Step-by-Step Application Guide
Before Treatment:
- Test pool water for free chlorine, pH, and total alkalinity
- If using a TCCA-based formulation, test cyanuric acid levels
- Ensure pH is within 7.2–7.6 range for optimal chlorine efficacy
- Select the appropriate number of tablets based on pool volume
During Treatment:
- Open the floating dispenser according to manufacturer instructions
- Place the required number of HTH Floater+ tablets inside
- Adjust the vent openings to control the dissolution rate:
- Wider openings = faster dissolution (higher chlorine output)
- Narrower openings = slower dissolution (lower chlorine output)
- Close the dispenser securely and place it in the pool
- Ensure the dispenser is not obstructed and can float freely
After Treatment:
- Check free chlorine twice weekly with a reliable test kit
- Adjust vent settings or tablet quantity based on test results
- Replace tablets when they have fully dissolved
- Monitor cyanuric acid levels monthly if using TCCA-based tablets
Troubleshooting:
- Free chlorine too low: Increase number of tablets or open vents wider
- Free chlorine too high: Reduce number of tablets or close vents
- Tablet dissolving too quickly: Close vents partially; check water temperature
- Tablet not dissolving: Ensure water flow through dispenser; check vents are open
Usage Guide for Kenya & East Africa Region 
- High UV Exposure
If using a TCCA-based HTH Floater+ tablet, the built-in cyanuric acid stabiliser provides UV protection. This is particularly valuable for outdoor pools in Kenya’s high-sunlight climate. However, monitor CYA levels to prevent over-stabilisation. - Warm Water Temperatures
Tablets dissolve faster in warm water. In Kenya’s tropical climate, you may need to adjust vent settings or replace tablets more frequently than in cooler climates. - Hotel and Lodge Pools
HTH Floater+ is suitable for smaller hotel pools or as a supplementary chlorination method. For larger commercial pools, automatic feeders are typically more appropriate. - Holiday Homes
Properties with intermittent occupancy benefit significantly from HTH Floater+. The floating dispenser continues chlorinating the pool even when the property is unoccupied. - Coastal Pools
Coastal areas such as Mombasa experience high humidity and salt air. Ensure the floating dispenser is rinsed with fresh water periodically to prevent salt accumulation.
Commercial Applications
- Small Commercial Pools
HTH Floater+ is suitable for small commercial pools with low bather loads. It provides consistent chlorination without the expense of automated dosing systems. - Hotel Pools (Small)
Smaller hotel pools or boutique hotel installations may use HTH Floater+ as a primary chlorination method or as backup to existing systems. - Airbnb Properties
Short-term rental properties benefit from the low-maintenance nature of HTH Floater+. Owners can set the dispenser and trust it to maintain chlorine levels between guest visits.
Residential Applications
- Private Pools
HTH Floater+ is highly suitable for residential pools. Homeowners appreciate the convenience of weekly tablet replacement instead of daily granular dosing. - Holiday Homes
Properties that are occupied intermittently benefit from the long-lasting protection of slow-release tablets. A single tablet can provide chlorination for a week or more. - Apartment Complex Pools
Small apartment complex pools with limited maintenance staff benefit from the reduced handling requirements of HTH Floater+.
Safety & Handling
Storage Conditions
- Store in a cool, dry, well-ventilated area away from moisture, heat, and direct sunlight
- Store separately from other pool chemicals
- Keep in original sealed packaging
- Shelf life: 2–3 years in original sealed packaging
Personal Protective Equipment (PPE)
- Chemical-resistant gloves
- Safety goggles
Mixing Precautions
- DO NOT mix with Calcium Hypochlorite – risk of violent reaction
- DO NOT mix with other oxidising agents, acids, or ammonia compounds
- Keep away from flammable materials and organic substances
Spill Response
- Sweep up dry product (do not use water on large spills)
- Place in sealed container for disposal
- Wash hands thoroughly after handling
First Aid
- Skin contact: Wash with plenty of water
- Eye contact: Rinse with water for at least 15 minutes; seek medical attention
- Ingestion: Do NOT induce vomiting; rinse mouth; seek immediate 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 Floater+ | Chlorine 65% (Cal Hypo) |
| Form | Tablet for floating dispenser | Granular |
| Dosing Method | Continuous slow-release | Manual daily dosing |
| Stabiliser Content | Yes (TCCA-based variants) | None – unstabilised |
| Primary Purpose | Low-maintenance daily chlorination | Sanitisation and shock treatment |
| Handling Frequency | Weekly replacement | Daily dosing |
| Best Application | Residential and small commercial pools | All pool types, especially shock treatment |
Cross-Selling Recommendations
- Stabiliser (Cyanuric Acid)
If using a non-stabilised HTH Floater+ variant, add cyanuric acid to outdoor pools to protect chlorine from UV degradation. - pH Plus (Sodium Carbonate)
TCCA-based tablets are acidic and will lower pH over time. pH Plus raises pH back into the optimal range. - pH Plus Super (Sodium Bicarbonate)
Regular use of TCCA can deplete total alkalinity. pH Plus Super restores alkalinity buffering. - Algaecide
While HTH Floater+ prevents algae, an algaecide provides additional protection during Kenya’s warm, rainy seasons. - Shock Chlorinator (Chlorine 65%)
For breakpoint chlorination or treating heavy contamination, use an unstabilised shock product. Do not mix with HTH Floater+ tablets in the same container.
FAQ- HTH Floater+
- What is HTH Floater+ used for?
HTH Floater+ is a slow-release chlorine tablet for floating dispensers, providing continuous, low-maintenance pool chlorination. - How does HTH Floater+ work?
The tablet slowly dissolves as pool water passes through the floating dispenser, releasing chlorine at a controlled rate to maintain a steady free chlorine residual. - How often should I replace HTH Floater+ tablets?
Typically once per week, but this varies with pool volume, bather load, water temperature, and vent setting. Check free chlorine twice weekly. - Can I use HTH Floater+ in any pool?
HTH Floater+ is suitable for residential pools and small commercial pools. For large commercial pools, automatic feeders are typically more appropriate. - Is HTH Floater+ stabilised?
Some HTH Floater+ variants contain TCCA with built-in cyanuric acid stabiliser. Check the product label or TDS for confirmation. - How do I control the chlorine output?
Adjust the vent openings on the floating dispenser. Wider openings increase dissolution rate; narrower openings decrease it.
Summary / Conclusion
HTH Floater+ is a branded slow-release chlorine tablet designed for use in a floating dispenser, providing continuous, low-maintenance pool chlorination. The tablet dissolves slowly, releasing chlorine at a controlled rate to maintain steady free chlorine levels without daily manual dosing. Ideal for residential pools, holiday homes, and small commercial pools, it reduces chemical handling frequency and ensures consistent sanitisation. Vent openings on the dispenser allow adjustment of the dissolution rate. Product formulation varies – always refer to the specific product’s TDS for accurate active ingredient information. Suitable for pools without fixed dosing systems.
Need HTH Floater+ 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, residential property, or small commercial facility, 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: World Health Organization (WHO)
Article Title: Guidelines for Safe Recreational Water Environments, Vol. 2: Swimming Pools and Similar Environments
URL: https://www.who.int/publications/i/item/9241546808
Access Date: August 4, 2026 - Publisher Source: Centers for Disease Control and Prevention (CDC)
Article Title: Healthy Swimming: Pool Chemical Safety
URL: https://www.cdc.gov/healthywater/swimming/
Access Date: August 4, 2026 - Publisher Source: NSF International
Article Title: NSF/ANSI Standard 50: Equipment for Swimming Pools, Spas, Hot Tubs and Other Recreational Water Facilities
URL: https://blog.ansi.org/ansi/nsf-ansi-50-2025-equipment-swimming-pools/
Access Date: August 4, 2026 - Publisher Source: Pool Water Treatment Advisory Group (PWTAG)
Article Title: Swimming Pool Water: Treatment and Quality Standards for Pools and Spas
URL: https://www.pwtag.org/standards/
Access Date: August 4, 2026 - Publisher Source: American Chemical Society (ACS)
Article Title: The Chemistry of Swimming Pool Maintenance
URL: https://pubs.acs.org/doi/10.1021/ed084p1124
Access Date: August 4, 2026 - Publisher Source: PubChem (National Library of Medicine)
Article Title: Trichloroisocyanuric Acid – Compound Summary
URL: https://pubchem.ncbi.nlm.nih.gov/compound/Trichloroisocyanuric-acid
Access Date: August 4, 2026 - Publisher Source: Lonza Group / HTH
Article Title: HTH Pool Chemicals Product Information
URL: https://www.hth-pro.com/
Access Date: August 4, 2026





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