Water Quality Testing & Treatment

Overview Seachem Clarity 500ml is a versatile water clarifier designed for both marine and freshwater aquariums. By targeting microscopic particles that cause cloudiness, it helps restore clarity and enhance visibility across your tank. Key benefits Works across marine and freshwater systems Clears all types...

Overview Reef Kalkwasser is a high-purity calcium hydroxide designed for reef aquariums. When prepared as a limewater solution, it helps keep calcium at natural seawater levels in top-off water, supporting a stable foundation for calcifying corals and other invertebrates. Kalkwasser solutions address calcium directly...

Effortless phosphate monitoring for vibrant aquariums Maintain a healthy, thriving underwater world by regularly checking phosphate levels in both freshwater and saltwater setups. The API Phosphate Test Kit is designed for ease of use, delivering clear, actionable results that help you keep your fish...

Overview Seachem Prime is a complete, concentrated conditioner designed for both freshwater and saltwater aquariums. It targets common tap water concerns by removing chlorine and chloramine from new water, helping you prepare safe water for your fish during changes or new setups. The formula...

Monitor Aquarium Health with the API Ammonia 130-Test Kit Regularly testing water parameters helps reveal hidden issues before they impact fish. This kit is designed for both freshwater and saltwater setups, offering a straightforward way to track ammonia levels from 0 to 8 ppm....

Refresh Your Freshwater Aquarium with Ultralife Blue Green Slime Stain Remover Blue-green algae can dull the colors of a healthy tank. Ultralife Blue Green Slime Stain Remover is designed to address this common challenge in freshwater setups, aiming to work with the existing life...

OverviewBeginning an aquarium journey is exciting, but the early weeks can feel uncertain. Seachem SureStart brings together three trusted conditioners—Prime, Stability, and Pristine—into one convenient 100 mL pack. Suitable for both freshwater and marine setups, this trio is designed to support key moments from...

Crystal-clear water starts here KloudAway from Aquatic Experts helps freshwater tanks reach clearer water by rapidly clumping suspended particles. The formulation works best with a healthy mechanical filter, allowing the clumps to be captured efficiently and removed from the tank. Designed for freshwater ecosystems,...

Experience Fluval BIOMAX media designed for AC70 and AC110 power filters, available as a convenient 2-pack in 8.8 oz (250 g) portions. These durable nodes are crafted to support robust biological filtration in both freshwater and saltwater aquariums, helping to keep water balanced and...

Overview The SEAOURA Aquarium Magnetic Cleaner with Thermometer blends practical glass-tank cleaning with simple environmental monitoring. Slim, compact, and designed to stay securely in place, it offers a two-sided cleaning experience and a visual cue of surrounding conditions. The blue finish adds a touch...

One bottle, many benefits Natural Rapport Aquarium Water Conditioner is an all-in-one dechlorinator designed to simplify aquarium maintenance. It removes chlorine, chloramine, ammonia, and nitrite, while adding a protective slime coat and essential electrolytes in a single treatment. One bottle replaces four separate products,...

Meet Your Dual-Function Aquarium HelperThe SEAOURA 2-in-1 Mini Aquarium Magnetic Cleaner with Digital Thermometer is a compact, glass-tank friendly tool designed for 1 to 30 gallon setups. It combines a reliable magnetic brush with a built-in temperature readout, giving you a practical way to...

Unlock Safer Water for Your Aquarium Healthy water starts with the basics. Tap water often contains chemicals like chlorine and chloramines that can stress fish and irritate delicate gill tissue. API TAP WATER CONDITIONER offers a practical, ready-to-use solution that helps you prepare water...

Brightwell NeoNitro offers a targeted nitrogen source for ultra-low nutrient reef aquariums, designed to support balanced nutrient dynamics without adding organic matter. In well-maintained systems, this liquid supplement can assist corals and other inhabitants in maintaining health and color through more consistent nutrient availability....

TankFirst Complete Aquarium Water Conditioner Make tap water aquarium-safe in moments with TankFirst from Aquatic Experts. This versatile conditioner removes chlorine and chloramines while detoxifying ammonia, helping you prepare water for your tank quickly and reliably. The formula is suitable for freshwater, saltwater, and...

Effortless Betta water prep for quick, reliable setups API Betta Water is a 64-ounce bottle of pre-conditioned freshwater designed for Betta fish kept in bowls or small tanks. It arrives ready to use, with no extra conditioner, no waiting time, and a formulation that...

Reliable Temperature Monitoring for Any Tank Keep your aquatic environments stable and thriving with the AQUANEAT Aquarium Thermometer six-pack. This set provides dependable digital temperature monitoring for multiple tanks, terrariums, and vivariums, spanning freshwater, tap water, saltwater, and marine environments. The crisp display and...

Safe, quick water conditioning for fresh and marine tanks Tetra AquaSafe Plus 16.9 oz offers an instant-to-use water treatment for both freshwater and saltwater aquariums. Its BioExtract formula combines natural biopolymers to support a healthy bacterial bed, helping keep water clear and reducing the...

Gargeer Hermit Crab Soaking Salt: Ocean-Like Minerals for Your Pet Gargeer Hermit Crab Mineral Supplement mirrors minerals found in natural seawater, pairing calcium with essential trace elements such as potassium, sodium, and magnesium. The formula blends organic fruits with natural sea ingredients and contains...

Boost tank health with API STRESS ZYME API STRESS ZYME Freshwater and Saltwater Aquarium Cleaning Solution helps you maintain a naturally balanced tank with less hands-on cleaning. Each teaspoonful delivers millions of live bacteria that feed on sludge and organic waste, supporting the tank’s...