ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, e...
Replacement Impeller for AquaMaxx Cone-2 Protein Skimmers
Replacement Pump for AquaMaxx Nano Calcium Reactor
The Tunze SafeGuard allows you to safely hide installation of the many cables of an aquarium system. Ideal in combination with multiple outlet strips and multicontrollers. Features cable openings on both sides and is made from fla...
A quick and easy way to add De-Ionization to any RO system or to add a secondary DI stage to any RO/DI system.
Deluxe Add-On DI includes clear canister with mounting bracket, DI cartridge, 10` of RO tubing and an In-Line TDS M...
Bullet 1 Optional Gate Valve (1.5"), for fine tuning. Strongly recommended.
Ammonium is very toxic in an aquarium, especially when the pH level exceeds 7.5. It is the cause of nitrite surges and the cause of stress, immunity deficiency and damage to the gills. STOP AMMO made from natural plant extracts, ...
We offer a wide variety of Metal Halide bulb choices to suit your aquarium lighting needs.
A Metal Halide Lamp is a high-intensity discharge light source in which the light is produced by the radiation from mercury, plus halides...
No Spill Clean and Fill Aquarium Maintenance System: Works with your kitchen faucet to siphon water from your tank directly into the sink. No buckets required! Refills the tank with water from the faucet (freshwater only) fo...
Replacement Pump for AquaMaxx ZR-1 ZEO Reactor
Replacement Cup for AquaMaxx Cone 2 Skimmer
DC Pump Control... now available with all ReefKeeper systems!
The new DCI module allows you to expand your existing ReefKeeper system even further - offering full control over 24V direct current (DC) pumps that use round 3-pi...
Hanna Instruments Replacement Electrode for DiST 5 Waterproof Low Range EC/TDS/Temperature Tester
The Cobalt Nano-Flow 2,600 prop pump creates large and wide laminar water flow rated at 686 gph with only 4 watts of power consumption! Perfect for small reef or planted aquariums to create vital current and to eliminate dead spot...