NTL Marine Anti-Parasite – 100ml
Targeted treatment for external parasites in marine aquariums
NTL Marine Anti-Parasite is a specialised treatment designed to control and eliminate common external parasites affecting marine fish. It helps reduce parasite activity quickly while supporting fish recovery and improving overall health in saltwater systems.
Ideal for early treatment and quarantine use, it helps prevent outbreaks from spreading through your marine aquarium.
Helps treat common marine parasites
Marine fish are highly sensitive to parasites, which can cause stress and rapid health decline if not addressed early.
This treatment helps manage:
Marine white spot (Cryptocaryon)
Skin and gill parasites
Flashing, scratching, and rapid breathing
Visible irritation and stress
Supports recovery and fish health
The formula is designed to reduce parasite load while supporting fish during recovery when used as directed. It helps restore comfort and stability in affected marine fish.
Early intervention is essential for best results.
When to use
This product is ideal for:
Fish showing signs of parasite infection
Quarantine tanks for new marine arrivals
Active outbreaks in marine systems
Preventative treatment in high-risk situations
Complements marine aquarium care
For best results, combine treatment with proper marine husbandry:
Maintain stable salinity and temperature
Use high-quality protein skimming
Perform regular water changes
Ensure strong oxygenation and filtration
Stable conditions improve treatment effectiveness and recovery.
Easy to use
Dose according to the recommended instructions based on tank volume. Ensure good aeration during treatment and closely monitor fish.
Product details
Volume: 100mlSuitable for marine aquariumsDesigned for external parasite treatment in saltwater fish
Who is this for
Ideal for marine aquarium hobbyists looking for a reliable solution to manage parasite outbreaks in reef and saltwater systems.
Protect your marine aquarium
Parasites can spread quickly in marine environments. NTL Marine Anti-Parasite provides effective support to restore fish health and maintain a stable, healthy aquarium.
NTL Marine Lab Multi Test
Complete water testing solution for marine aquariums
NTL Marine Lab Multi Test is a reliable and easy-to-use water testing kit designed specifically for marine aquariums and reef systems. It helps you accurately monitor key water parameters so you can maintain a stable, healthy environment for fish, corals, and invertebrates.
Regular testing is essential in marine systems where water stability directly impacts livestock health.
Why water testing is important
Marine aquariums are sensitive systems where small changes can quickly affect coral and fish health. Testing helps you stay ahead of problems before they become serious.
This kit helps you monitor and manage:
Ammonia (NH₃)
Nitrite (NO₂)
Nitrate (NO₃)
pH levels
General water stability indicators
Helps maintain a stable reef environment
By regularly testing your water, you can:
Prevent toxic buildup in your aquarium
Maintain optimal conditions for corals and fish
Identify issues early before livestock is affected
Improve long-term system stability
Ideal for marine and reef aquariums
NTL Marine Lab Multi Test is suitable for:
Reef aquariums
Fish-only marine systems
Frag tanks and coral systems
New tank cycling and established setups
It is an essential tool for both beginners and experienced reef keepers.
Supports better aquarium management
Accurate water testing allows you to make informed decisions about:
Water changes
Filtration adjustments
Dosing routines
Livestock stocking levels
This leads to a more stable and successful marine system.
Easy to use
The kit is designed for straightforward testing with clear results, allowing hobbyists to quickly understand their water conditions and take action when needed.
Product details
Product type: Marine water testing kitSuitable for: Marine and reef aquariumsUse: Regular water parameter monitoring
Who is this for
Ideal for marine aquarium hobbyists, reef keepers, and professionals who want accurate and consistent water testing for better aquarium control.
Keep your marine system stable and healthy
NTL Marine Lab Multi Test gives you the confidence to maintain perfect water conditions, helping your reef thrive and your livestock stay healthy.
NTL Marine Lab Reef Multi Test
Comprehensive water testing kit for reef and marine aquariums
NTL Marine Lab Reef Multi Test is a specialised testing kit designed for reef keepers who need accurate control over sensitive marine water parameters. Reef systems require stability across multiple elements, and this kit helps you monitor the most important values that directly affect coral growth, fish health, and overall system balance.
Regular testing is essential in reef aquariums where small fluctuations can quickly impact livestock.
Designed for reef stability and precision
Reef aquariums are more demanding than standard marine setups, requiring closer control of key water chemistry parameters. This kit helps you stay ahead of issues before they affect your system.
It helps you monitor:
Ammonia (NH₃/NH₄)
Nitrite (NO₂)
Nitrate (NO₃)
pH stability
Alkalinity (KH)
Key reef water balance indicators
Supports healthy coral growth and marine life
Stable water chemistry is essential for coral health, coloration, and growth. Regular testing helps you maintain the correct balance needed for a thriving reef environment.
This kit supports:
Strong coral growth and polyp extension
Stable pH and alkalinity levels
Reduced risk of algae outbreaks
Healthier fish and invertebrates
Ideal for reef and advanced marine systems
NTL Marine Lab Reef Multi Test is suitable for:
Reef aquariums with hard and soft corals
SPS and LPS coral systems
Frag tanks and coral propagation setups
Advanced marine hobbyists and professionals
Helps prevent common reef problems
Unstable water parameters are one of the main causes of coral stress and algae issues. Regular testing allows early correction before problems escalate.
It helps you avoid:
Sudden coral decline
Algae blooms caused by nutrient spikes
pH and alkalinity swings
Hidden water quality issues
Complements full reef care routines
For best results, use alongside:
Regular water changes
High-quality salt mixes
Protein skimming and filtration
Controlled nutrient export systems
Consistent monitoring leads to a more stable and predictable reef system.
Easy to use
The kit is designed for straightforward testing with clear colour-based results, allowing reef keepers to quickly assess water conditions and make informed adjustments.
Product details
Product type: Reef and marine water testing kitSuitable for: Reef aquariums and advanced marine systemsUse: Routine monitoring of key water parameters
Who is this for
Ideal for reef hobbyists and marine aquarists who want precise control over water chemistry to support coral growth and long-term system stability.
Build a stable, thriving reef system
NTL Marine Lab Reef Multi Test gives you the control and confidence needed to maintain stable reef conditions, helping your corals and marine life thrive long term.
NTL Marine Reef KH Buffer 600g
Keep your reef aquarium thriving with the NTL Marine Reef KH Buffer 600g. Specially formulated to increase and replenish carbonate hardness (KH), this premium blend of bicarbonate and carbonate minerals helps maintain a stable pH, creating the ideal environment for corals and other marine life.
As aquariums mature, biological processes naturally reduce KH, which can lead to unstable pH levels. Maintaining a KH of approximately 7.5 dKH is essential for healthy coral growth and overall aquarium stability. NTL Marine Reef KH Buffer restores essential buffering capacity without introducing unwanted phosphates or nitrates that contribute to nuisance algae.
Key Features
Increases and replenishes carbonate hardness (KH)
Helps maintain a stable pH in marine aquariums
Supports healthy coral growth and reef stability
Pure blend of bicarbonate and carbonate minerals
Phosphate and nitrate free to help reduce algae growth
Suitable for all marine and reef aquariums
Convenient 600g container for long-lasting use
Benefits
Promotes a healthier environment for corals and marine organisms
Prevents pH fluctuations caused by low KH
Restores essential buffering minerals lost over time
Helps maintain crystal-clear, balanced aquarium water
Easy to measure and dose for routine maintenance
How to Use
Dissolve the recommended dose in a small amount of aquarium water.
Slowly add the solution to your aquarium.
Test your KH weekly using a suitable KH test kit.
Repeat dosing as required to maintain the desired KH level.
Dosage
2.5g (approximately ½ teaspoon) per 100 litres of aquarium water.
This dosage will increase KH by 1 dKH.
Important Information
Maintain a KH of approximately 7.5 dKH for optimal reef health.
Do not increase KH by more than 1 dKH within a 24-hour period.
Regular KH testing is recommended to ensure stable water parameters.
NTL Narrow pH 6–7.6 Test – 40 Tests
The NTL Narrow pH 6–7.6 Test Kit by NT Labs is designed for precise monitoring of pH in freshwater aquariums where slight changes can impact fish, invertebrates, and plants. Maintaining stable pH within this narrow range is essential for sensitive species and planted aquascapes.
With 40 tests per kit, this test allows regular, accurate water checks to ensure your aquarium remains stable and healthy. NT Labs Narrow pH Test provides a simple colour comparison method for quick and reliable results.
Key Features
Measures pH in the narrow range of 6.0–7.6
40 tests per kit for long-term monitoring
Easy-to-read colour comparison method
Suitable for freshwater aquariums, especially planted and sensitive fish tanks
Helps maintain stable water conditions for fish, shrimp, and aquatic plants
Usage
Test aquarium water regularly to prevent sudden pH fluctuations
Follow kit instructions carefully for accurate readings
Ideal for planted tanks, sensitive freshwater species, and routine water checks
Important Notes
Keep out of reach of children
Store in a cool, dry place
Read instructions carefully before use for accurate testing
The NTL Narrow pH 6–7.6 Test – 40 Tests is an essential tool for aquarists who want precise, reliable pH monitoring to maintain a stable and thriving freshwater aquarium.
NTL NH3 Test – 40 Tests
The NTL NH3 Test Kit by NT Labs is a reliable and easy-to-use kit for measuring ammonia levels in freshwater and marine aquariums. Ammonia is highly toxic to fish and invertebrates, and monitoring its concentration is essential for maintaining a healthy aquarium environment.
With 40 accurate tests per kit, this product provides aquarists with a convenient solution for regular water quality monitoring. NT Labs NH3 Test ensures peace of mind by helping prevent ammonia spikes and keeping your aquatic pets safe.
Key Features
Measures ammonia (NH3/NH4⁺) levels in aquariums
40 tests per kit for long-term monitoring
Easy-to-use colour comparison method
Suitable for freshwater and marine aquariums
Helps maintain healthy water conditions for fish and invertebrates
Usage
Test your aquarium water regularly to prevent ammonia buildup
Follow kit instructions for accurate results
Ideal for new tank setups, weekly water checks, or after adding fish
Important Notes
Keep out of reach of children
Store in a cool, dry place
Read instructions carefully for accurate testing
The NTL NH3 Test – 40 Tests is an essential tool for any aquarist seeking to maintain safe, stable water conditions and ensure the wellbeing of their aquatic pets.
NTL NO2 Test – 40 Tests
The NTL NO2 Test Kit by NT Labs is a precise and easy-to-use kit for measuring nitrite levels in freshwater and marine aquariums. Nitrite is highly toxic to fish and invertebrates, and regular monitoring is essential to maintain a safe and healthy aquatic environment.
With 40 tests per kit, this product allows aquarists to perform routine checks, ensuring nitrite levels remain within safe limits. NT Labs NO2 Test provides accurate results, helping you prevent stress or harm to your aquatic pets.
Key Features
Measures nitrite (NO2⁻) levels in aquariums
40 tests per kit for long-term monitoring
Easy colour comparison method for accurate readings
Suitable for freshwater and marine aquariums
Helps maintain healthy water conditions for fish and invertebrates
Usage
Test your aquarium water regularly to prevent nitrite spikes
Follow kit instructions carefully for accurate results
Ideal for new tank setups, weekly water checks, or after adding livestock
Important Notes
Keep out of reach of children
Store in a cool, dry place
Read instructions carefully before use for accurate testing
The NTL NO2 Test – 40 Tests is an essential tool for any aquarist seeking reliable monitoring of nitrite levels to ensure a safe and thriving aquarium.
NTL NO3 Test – 30 Tests
The NTL NO3 Test Kit by NT Labs is an accurate and easy-to-use solution for measuring nitrate levels in freshwater and marine aquariums. Nitrate (NO3⁻) is a key indicator of water quality and, at high levels, can stress fish and inhibit plant growth. Regular monitoring helps maintain a healthy aquarium environment.
With 30 tests per kit, this product is ideal for routine water testing and ensuring nitrate levels remain within safe limits for both fish and plants. NT Labs NO3 Test provides reliable results for confident aquarium management.
Key Features
Measures nitrate (NO3⁻) levels in aquariums
30 tests per kit for ongoing monitoring
Simple colour comparison method for easy readings
Suitable for freshwater and marine aquariums
Helps maintain healthy water conditions for fish, shrimp, and plants
Usage
Test your aquarium water regularly to prevent nitrate buildup
Follow kit instructions carefully for accurate results
Ideal for weekly water checks, planted tanks, and after water changes
Important Notes
Keep out of reach of children
Store in a cool, dry place
Read instructions carefully for accurate testing
The NTL NO3 Test – 30 Tests is an essential tool for aquarists who want to maintain optimal water quality and ensure a thriving, healthy aquarium ecosystem.
NTL Optimus – Water Conditioner
Reliable water conditioning for a safe and healthy aquarium
NTL Optimus Water Conditioner is a high-quality solution designed to make tap water safe for aquarium use. It works instantly to neutralise harmful chemicals while protecting fish and supporting a stable aquatic environment.
Whether you are setting up a new aquarium or performing regular water changes, this conditioner is an essential part of maintaining healthy water conditions.
Available sizes
100ml
250ml
500ml
Choose the size that suits your aquarium needs, from small tanks to larger systems.
Why water conditioning is essential
Tap water contains chlorine, chloramine, and heavy metals that can be harmful to fish and beneficial bacteria. Without proper treatment, these can cause stress, illness, or instability in your aquarium.
NTL Optimus helps to:
Neutralise chlorine and chloramine
Detoxify heavy metals
Protect fish slime coat
Support beneficial bacteria
Safe and effective formula
The formula works instantly and is safe for fish, shrimp, and plants when used as directed. It reduces stress during water changes and helps maintain a stable, balanced aquarium environment.
Ideal for all aquariums
Suitable for:
Freshwater aquariums
New tank setups
Routine water changes
Community tanks and planted aquariums
It provides a simple and reliable way to ensure your water is always safe.
Complements your aquarium routine
For best results, use alongside a complete care system:
Biological support products to maintain filtration
Plant fertilisers for healthy growth
Water clarity solutions for a polished look
A properly conditioned aquarium creates the foundation for long-term success.
Easy to use
Add the recommended dose to tap water before adding it to your aquarium, or dose directly during water changes. It works instantly with no waiting time required.
Product details
Available sizes: 100ml, 250ml, 500mlSuitable for freshwater aquariumsDesigned for water conditioning and fish safety
Who is this for
Ideal for beginners and experienced aquarists who want a simple, effective way to protect their fish and maintain safe water conditions.
Start with safe water
Every healthy aquarium begins with properly treated water. NTL Optimus Water Conditioner ensures your tank is safe, stable, and ready to support thriving aquatic life.
NTL PO4 Test – 40 Tests
The NTL PO4 Test Kit by NT Labs is a reliable and easy-to-use solution for measuring phosphate levels in freshwater and marine aquariums. Phosphate (PO4³⁻) is a key nutrient that, at elevated levels, can promote algae growth and affect water quality. Regular monitoring helps maintain a balanced, healthy aquarium environment.
With 40 tests per kit, aquarists can perform routine water checks and ensure phosphate levels remain within safe limits. The colour comparison method provides quick and accurate readings for confident aquarium management.
Key Features
Measures phosphate (PO4³⁻) levels in aquariums
40 tests per kit for long-term monitoring
Simple colour comparison method for easy readings
Suitable for freshwater and marine aquariums
Helps maintain healthy water conditions and control algae growth
Usage
Test aquarium water regularly to monitor phosphate levels
Follow kit instructions carefully for accurate results
Ideal for planted tanks, reef setups, and routine water quality checks
Important Notes
Keep out of reach of children
Store in a cool, dry place
Read instructions carefully for accurate testing
The NTL PO4 Test – 40 Tests is an essential tool for aquarists seeking precise phosphate monitoring to maintain a healthy, thriving aquarium ecosystem.
NTL Pond BarleyClear
Control algae naturally with NTL Pond BarleyClear, a liquid treatment designed to help prevent and reduce algae and blanketweed in garden ponds. Made with natural ingredients, BarleyClear provides a safe and effective way to maintain clearer water while protecting your pond's delicate ecosystem.
For the best results, begin treatment before the water warms in spring and continue regular applications throughout the growing season to help keep blanketweed under control.
Key Features
Natural liquid algae and blanketweed control
Helps prevent and reduce blanketweed growth
Supports clearer, healthier pond water
Safe for all pond fish
Safe for wildlife and pets
Easy-to-use liquid formula
Ideal for seasonal pond maintenance
Benefits
Naturally helps control algae and blanketweed
Promotes a cleaner, more attractive pond
Safe for use around fish, frogs, birds, and other wildlife
Helps maintain a balanced pond ecosystem
Simple preventative treatment for ongoing pond care
How to Use
Apply NTL Pond BarleyClear according to the dosage instructions on the product label.
For optimum results, start treatment before water temperatures begin to rise in spring.
Continue regular applications throughout the algae growing season to maintain effective blanketweed control.
Suitable For
Garden ponds
Koi ponds
Ornamental ponds
Water gardens
Why You'll Love It
Algae and blanketweed can quickly take over a pond during the warmer months. NTL Pond BarleyClear offers a natural solution that helps control unwanted growth without harming fish, wildlife, or pets. Regular use throughout the season helps keep your pond looking cleaner, healthier, and easier to maintain.
NTL Pond CrystalClear – 250ml
Keep your pond surface clean and clear with NTL Pond CrystalClear 250ml, a targeted treatment designed to control the spread of unsightly duckweed. By reducing the natural food sources that support duckweed growth, CrystalClear helps limit its spread and maintain a more open, attractive pond surface.
Ideal for regular pond maintenance, this easy-to-use liquid solution supports a healthier and more balanced aquatic environment.
Key Features
Helps control the spread of duckweed in ponds
Works by reducing duckweed’s natural food source
Easy-to-use liquid formula
Suitable for routine pond maintenance
Supports a cleaner pond surface appearance
Helps improve overall pond aesthetics
Benefits
Reduces unsightly duckweed coverage
Helps maintain an open, clear water surface
Supports better light penetration into the pond
Improves the visual appeal of your pond
Helps maintain a healthier pond balance over time
How to Use
Apply NTL Pond CrystalClear according to the dosage instructions on the product label.
Evenly distribute the solution across the pond surface.
Use regularly as part of a pond maintenance routine for best results.
Suitable For
Garden ponds
Koi ponds
Ornamental fish ponds
Water gardens
Why You'll Love It
Duckweed can quickly cover a pond surface, blocking light and affecting water balance. NTL Pond CrystalClear helps control its spread by limiting its food sources, making it easier to maintain a cleaner, more attractive pond with less effort.