Bullet 1 Optional Gate Valve (1.5"), for fine tuning. Strongly recommended.
Precision of +/- 0.1F
High quality probe w/ 6` cable
2.5mm Phono Jack Connector
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
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...
Hanna Instruments Replacement Electrode for DiST 5 Waterproof Low Range EC/TDS/Temperature Tester
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...
A small skimmer with some of the great features found in larger skimmers. Equipped with bubble diffuser, solid mounting bracket, easy to use raiser pipe to control the internal water level in the skimmer and all in a small footpri...
The Container 2.0 can hold up to 2 supplements for any dosing purposes. Great for 2-part Calcium and Alkalinity Supplements! There are a total of 2 chambers (3L each). A solid blue body prevents algae growth. Viewing ports allows ...
18” Ultra-Slim Blue/White LED Light. This cool-running and energy-efficient LED light fixture provides excellent general-purpose lighting for freshwater or marine aquarium. Standard (6500K) LED’s deliver full spectrum and light in...