Water Quality Testing & Treatment

Overview Instant Ocean Reef Crystals Reef Salt is purpose-built for reef aquariums up to 160 gallons. This enriched mix aims to create stable, thriving conditions for corals and invertebrates by delivering a carefully crafted balance of essential elements and nutrients beyond natural seawater. It’s...

Premium reef-specific salt for vibrant marine life Instant Ocean Reef Crystals Reef Salt is a premium, reef-focused salt mix designed for saltwater aquariums of any size. This enriched formulation is trusted by many leading public aquariums and research facilities, and it’s crafted to support...

Seachem Prime is a complete, concentrated conditioner designed for both freshwater and saltwater aquariums. Built on decades of hobbyist science, Prime combines practical chemistry with easy, user-friendly guidance to help you prepare tap water for fish, plants, and the biofilter. Designed for aquarium keepers...

Fast Biofilter Seed with FritzZyme 7 FritzZyme 7 delivers live, freshwater-specific nitrifying bacteria designed to help establish a healthy biofilter more quickly in both new and existing aquariums. When added to your tank, these beneficial microbes begin working to break down ammonia and nitrite,...

Reduce aquarium maintenance by supporting a naturally balanced tank with API Stress Zyme Freshwater and Saltwater Aquarium Cleaning Solution. The formula works with your tank’s biology to manage waste and debris, helping you enjoy a cleaner, clearer aquarium.In every teaspoon, you’ll find over 300...

Overview Keep your freshwater aquarium water inviting and stable with API Stress Coat, an aloe-enhanced conditioner designed to work with tap water. This dual-action formula quickly reduces common tap-water irritants, helping create a calmer environment for your fish as you maintain the tank. In...

Overview Seachem Prime is a concentrated conditioner designed for both freshwater and saltwater aquariums. It goes beyond simple dechlorination, helping you prepare water quickly for safe fish introduction and ongoing tank care, without complicated steps. What it does Instantly and permanently removes chlorine and...

OverviewInstant Ocean Reef Crystals Reef Salt is designed for reef aquariums of any size, delivering a mineral-rich blend that aligns with professional standards used in large-scale facilities. This reef salt is crafted to support a thriving invertebrate community, from vibrant corals to delicate anemones,...

Overview API POND STRESS COAT is a premium pond water conditioner formulated for freshwater systems. It instantly removes chlorine, chloramines, and ammonia from tap water while neutralizing heavy metals. The natural Aloe Vera in the formula helps support skin and fins, contributing to a...

Overview The WLR Industries Hanna HI774 Phosphate Ultra Low Range Colorimeter is a cost-effective tool designed for direct phosphate measurements in marine systems, including reef tanks. Phosphates occur in saltwater environments, but excessive levels can influence coral calcification and growth, and may contribute to...

Overview The WLR Industries Hanna HI772 Checker is a handheld colorimeter designed for saltwater environments. It measures alkalinity in degrees of carbonate hardness (dKH), delivering a direct reading in just a few steps. This approach can be a faster, more repeatable option than traditional...

Introducing the B-Ionic Calcium Buffer System from ESV Aquatics — a two-component liquid supplement designed for reef keepers seeking reliable calcium and alkalinity management without the complexity of powder blends or calcium reactors.Why choose B-Ionic? The system uses equal parts of two ready-to-use liquids...

Overview In marine aquariums, maintaining stable alkalinity supports carbonate chemistry and the health of coral structures, while buffering pH against rapid changes. The HI755 Checker HC is a compact handheld colorimeter designed to measure alkalinity quickly and accurately. By focusing on a single parameter...

OverviewThe LaMotte Green Program Low Cost Water Monitoring Kit is a compact, portable solution designed for hands-on learning and community science. It provides a practical way to explore water quality across different environments, offering a structured path from observation to data collection for curious...

Overview Seachem ParaGuard is a distinctive aldehyde-based parasite control designed for both freshwater and saltwater aquariums. Its formulation blends a 10% by weight aldehyde with malachite green and protective polymers to target common ectoparasites on fish and related external health signs, while supporting active...

Clearer water, balanced chemistry, and plug‑and‑play filtration Experience enhanced water clarity and a steadier chemical balance with Boyd Chemi-Pure Blue. This bulk 6‑pack combines premium activated carbon with ion‑exchange resins and arrives in a moisture‑rich nylon bag, designed for immediate use in most hobbyist...

OverviewIn the daily rhythm of aquarium care, precision and simplicity matter. Boyd Enterprises Chemi Elite Bulk for Aquarium offers a compact, all-in-one filter media in a single bag that supports clear water and a balanced tank environment. With a heritage formula that has stood...

Crystal Clear Water, Less Maintenance EcoBio-Block combines mineral-rich volcanic rock with a cement binder to create a natural filtration foundation for freshwater tanks. Each medium stone houses beneficial bacteria that help process organic waste, supporting a cleaner, steadier tank environment without relying on weekly...

Overview PhosGuard, 4 L / 1 gal, is a selective filtration media designed to quickly remove phosphate and silicate from aquarium water in both marine and freshwater setups. The media’s bead-like, highly porous structure promotes water flow around and through it, helping to maximize...

Tropic Marin All-For-Reef Powder 800g Meet an ultra-concentrated mineral blend designed to simplify reef care. This single, easy to use solution dissolves in reverse osmosis water to replenish key minerals and trace elements as reef life consumes them daily. In both new and established...