NP-Active Pearls are 100% biodegradable polymer bio-pellets DESIGNED and TESTED for aquatic systems that act as a carbon source for the growth of beneficial bacteria resulting in the removal of nitrate and phosphate from...

NP-Active Pearls are 100% biodegradable polymer bio-pellets DESIGNED and TESTED for aquatic systems that act as a carbon source for the growth of beneficial bacteria resulting in the removal of nitrate and phosphate from...

Marco Rocks Frag Mounts-  Perfect for gluing small frags to keep them in place.  The heavy weight of natural rocks in addition to the natural limestone makes these the perfect choice for growing small frag.  We use them in areas of high...

MarcoRocks Nano Shelf – 8lb Bag The Perfect Foundation for Your Nano Reef Masterpiece Bring the dramatic, multi-tiered aesthetic of professional aquascaping to your smaller aquarium with the MarcoRocks Nano Shelf. Specifically sized for nano and...

Aragonite is a carbonate mineral, one of the two most common, naturally occurring, crystal forms of calcium carbonate, CaCO3 (the other forms being the minerals calcite and vaterite). It is formed by biological and physical processes, including...

This bottle of reagent grade ammonium chloride is for use when fishless cycling. Concentration is 40 mg/ml of total ammonia-nitrogen (TAN). Dose 4 drops per gallon of aquarium water.*  Use with One and Only Nitrifying Bacteria...

1LINK is the marrying of the Aquabus communication standard, along with the power wires to drive higher power devices, all in one single cable.  One of the benefits of this is to avoid the need for a DC power brick for every 24V device in your...

The 1LINK module and the EB832 have two DC24 accessory outputs built that act like additional on/off outlets for DC24 devices. There are some Neptune Systems accessories, like our PMUP, that connect to these outputs directly.  There are...

Re-Fresh revitalizes old, green/brown aquarium water. Re-Fresh is a potent combination of beneficial bacteria that work together to maintain clear water, clean aquarium surfaces and eliminate unpleasant odors. Revitalizes old, green/brown...

Re-Fresh revitalizes old, green/brown aquarium water. Re-Fresh is a potent combination of beneficial bacteria that work together to maintain clear water, clean aquarium surfaces and eliminate unpleasant odors. Revitalizes old, green/brown...

Microcrustaceans such as amphipods, isopods and copepods are a vital component of nearly every aquatic ecosystem on Earth from marshy roadside ditches to the deepest seas. Copepods (subclass Copepoda) are especially important, as they are the most...

Microcrustaceans such as amphipods, isopods and copepods are a vital component of nearly every aquatic ecosystem on Earth from marshy roadside ditches to the deepest seas. Copepods (subclass Copepoda) are especially important, as they are the most...

Microcrustaceans such as amphipods, isopods and copepods are a vital component of nearly every aquatic ecosystem on Earth from marshy roadside ditches to the deepest seas. Copepods (subclass Copepoda) are especially important, as they are the most...

Microcrustaceans such as amphipods, isopods and copepods are a vital component of nearly every aquatic ecosystem on Earth from marshy roadside ditches to the deepest seas. Copepods (subclass Copepoda) are especially important, as they are the most...

This transformer will provide up to 60 watts of power at 12 volts DC. The switching power supply provides efficient power conversion and will accept an input voltage range between 100 volts and 240 volts AC, 50/60 Hz. Features LED indicator light that...

Cut through surface distortion for a clear, top view of your reef with Eshopps Super Spy Coral Viewer. Great for top coral inspections.  Introducing ESHOPPS’ all new SUPER SPY S, under Alpha Class of The Color Series. Super Spy S is the...

4x Cut Outs to Cover the larger holes in the deluxe boards.

Get accurate water testing results with the HI780 Marine pH Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This pH tester's compact design fits in your pocket or stores easily in your shop. Easier to...

Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in...

4x Cut Outs to Cover the larger holes in the deluxe boards.

Expand your Adaptive Reef Mounting board with a matching shelf. Perfect for mounting equipment like dosing pumps, dosing liquids, etc. Shelf Dimensions: 13"L x 8"W

Expand your Adaptive Reef Mounting board with a matching shelf. Perfect for mounting equipment like dosing pumps, dosing liquids, etc. Shelf Dimensions: 13"L x 8"W

The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from.  This board was created to easily allow you to mount an apex, power strips, equipment controllers and much more so they are easily accessed an...

The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from.  This board was created to easily allow you to mount an apex, power strips, equipment controllers and much more so they are easily accessed an...

The Ultimate Heavy-Duty Clarifier for Large Scale & High-Bio Load Systems The Aquatop Eliminator Series (IL36-UV) is the flagship model of the Eliminator line, engineered for maximum performance and efficiency. This robust 36-watt in-line system is...

Professional-Grade Sterilization for Crystal Clear Freshwater & Marine Environments The Aquatop Eliminator Series (IL18-UV) is a high-performance, in-line ultraviolet sterilization system designed to integrate seamlessly into your existing...

Aquatop SP7-UV Internal Filter with UV Sterilization The Aquatop SP7-UV Internal Filter is an upgraded, all-in-one filtration and sterilization unit designed for aquariums that require higher biological safety and water clarity. This model combines...

Aquatop SP5-UV Internal Filter with UV Sterilization The Aquatop SP5-UV Internal Filter is a high-performance, all-in-one filtration system designed to keep your aquarium water crystal clear and free of harmful microorganisms. Combining mechanical and...

The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from.  This board was created to easily allow you to mount an apex, power strips, equipment controllers and much more so they are easily accessed an...

Increase the beauty of your aquarium landscape with these unique style stones and rocks to look like miniature rock formations. Customize your reef structure with safe, all-natural materials available in an assortment of sizes and shapes to enhance your...

Mount your power supplies out of the water and out of the way. Fully adjustable and velcro secure, take your aquarium under the tank organization to the next level.

Fritz FixIck is a revolutionary new way to treat aquatic external parasites including Ick, Chilodonella, Trichodina and Tetrahymena. As one of the most common diseases most aquarists will encounter, finding an Ick treatment that is...

Fritz FixIck is a revolutionary new way to treat aquatic external parasites including Ick, Chilodonella, Trichodina and Tetrahymena. As one of the most common diseases most aquarists will encounter, finding an Ick treatment that is...

USED - TESTED - WORKS24 Hour Freshwater Aquarium Light with Wireless Remote Control and TimerThe new Satellite Plus PRO isn’t simply brighter – it’s better in every way.  Producing more light, higher color rendition, and offering...

OPEN BOX  New Mounting Design Now available for the Hydra 32HD and Hydra 64HD, flex arm mounting is no longer reserved for the AI Prime alone. The Hydra Flex Arm is the simplest and cleanest full size fixture mount to date.

Mur-lok® Fittings All Polypropylene Construction with Stainless Steel Collet Teeth Dual EPDM Chloramine Resistant O-ring Technology Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.  Color : White Material :...

Mur-lok® Fittings All Polypropylene Construction with Stainless Steel Collet Teeth Dual EPDM Chloramine Resistant O-ring Technology Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.  Color : White Material :...

Mur-lok® Fittings All Polypropylene Construction with Stainless Steel Collet Teeth Dual EPDM Chloramine Resistant O-ring Technology Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.  Color : White Material :...

Mur-lok® Fittings All Polypropylene Construction with Stainless Steel Collet Teeth Dual EPDM Chloramine Resistant O-ring Technology Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.  Color : White Material :...

Mur-lok® Fittings All Polypropylene Construction with Stainless Steel Collet Teeth Dual EPDM Chloramine Resistant O-ring Technology Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.  Color : White Material :...