It’s no wonder the API Filstar xP canister filters received an industry recognition award for the best aquarium filter! Easy-to-use and extremely powerful with multi-stage filtration and bypass-free circulation, the API Filstar co...
Heals open wounds & abrasions, treats fin and tail rot, eye cloud, mouth fungus and promotes regrowth of damaged fin rays & tissue. Will not adversely affect the biological filter, alter the pH, or discolor water. Safe for reef aq...
Black Magic® Super Activated Carbon Research grade carbon. Keeps water clean and crystal clear. The patented activation process used in its production yields a high purity, premium grade carbon with optimal pore structure and a...
The most technically advanced aquarium heater available delivering wide temperature control with LED warning alert system. Features:
Fits as intake tube to all RENA SmartFilters and RENA Filstar xP1 through xP4 Canister Fil...
A complete kit for testing marine aquarium water. Tests water four ways to protect marine fish and invertebrates from dangerous water conditions. Kit includes tests for: High Range pH, Ammonia, Nitrite, Nitrate, plus four test tub...
Tests include: Calcium, Carbonate Hardness (KH), Phosphate & Nitrate), 4 test tubes, tray. 4 tests measure the most important aquarium levels in a Reef Aquarium to protect reef-dwellers.
Ready-to-use replacement cartridge for the Tap Water Filter. Easily connects to Tap Water Filter to continue making perfect deionized aquarium water.
API SuperClean 5-20 Hang-On Power Filter
With many effective and innovative features, the API SuperClean Power Filter will help to keep your aquarium clean and crystal clear. Advanced cartridge technology allows you to easy c...
Replacement Crystal Bio-Chem Zorb Cartridge for API SuperClean 50 Power Filter - 3 Pack
*Makes water clean and clear
Superior resins and activated carbon
Removes debris, colors and odors
Densely filled cartr...
Measures ammonia levels from 0 to 6 ppm in fresh or saltwater in one easy step. Just dip & read! 25 ct
Measures pH, Nitrite, Nitrate, Carbonate & General Hardness. Just dip & read! 25 ct
Ultimate Mechanical filtration medium for crystal clear water. Pre-Filtration nexx® removes organic aquarium pollutants. Removes impurities for improved growth of corals in saltwater and plants in freshwater aquariums.
Selectively removes phosphate and silicate from fresh and saltwater aquariums to eliminate cloudy water. Designed to fit the API nexx FILTER.
A convenient pouch of natural and synthetic ion-exchange resins that selectively remove ammonia, nitrite, and nitrate from freshwater aquariums. Nitra-Zorb™ also helps during start up by reducing unhealthy ammonia surges while est...
Bio-Chem Stars® - 10 count - for fresh and salt water:
Grows massive colonies of beneficial bacteria
Provides more growing area than plastic balls, foams or undergravel filters
Advanced polymer material has optimal pore s...
Phos-Zorb Cartridge for API SuperClean 50 Power Filter - Single Pack
*Eliminates cloudy water
High quality filtration media
Removes phosphates, silicates and debris
Densely filled cartridge for better value ...
Reef safe aquarium algaecide. Controls many types of algae in marine and reef aquariums . Will not harm marine fish, corals and other invertebrates. Will not harm coralline algae. Effectively controls Green algae, Red Slime, an...
Nitra-Zorb Cartridge for API SuperClean 50 Power Filter - Single Pack
*Reduce risk of fish loss
High quality filtration media
Removes debris, ammonia, nitrites and nitrates
Densely filled cartridge for bette...
Canister filter media designed to fit the FilStar XP. Simply the best bio-filtration media available. Optimal pore size for growing massive colonies of beneficial bacteria. Treats up to 100 gallons. Bio-Chem Stars® - for fresh a...
Canister filter media designed to fit the FilStar XP. For complete removal of Ammonia, Nitrite and Nitrate from freshwater. Rechargeable pouch.
Nitra-Zorb™ - for fresh water
Tested and used by Jack Wattley, world famous dis...
For broad spectrum treatment and control of bacterial disease, such as body slime, mouth fungus, Furunculosis (open lesions and swelling), bacterial gill disease and hemorrhagic septicemia (blood spots without sign of skin damage)...
Anti-Bacterial Fish & Coral Remedy: An all natural fish & coral treatment with tea tree extract (Melaleuca). Melafix® Marine rapidly repairs damaged fins, ulcers and open wounds, and also reverses coral degradation.
A patented water conditioner that works instantly, in both fresh and saltwater, to detoxify ammonia and remove chlorine and chloramines. Locks up ammonia in a non-toxic form until it can be broken down by the tank`s natural biolog...
In a new aquarium , harmful ammonia and nitrite build up from fish waste, often resulting in fish loss. The unique, patented nitrifying bacteria in API Quick Start are scientifically proven to quickly consume ammonia and nitrit...
Advanced filtration material for crystal clear water designed to fit the API nexx FILTER. Better than carbon alone! Ultimate filtration medium for crystal clear water. Bio-Chem Zorb® removes organic aquarium pollutants, including...